Pool tester deals(Disclaimer)
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🏅 156 pool testers in price comparison
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💶 Current offers and discounts
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🕝 Last updated on 13.10.2026
33% discount
Pool Salt Tester & PH Meter - 5-in-1 Digital TDS Meter for Salinity PH Temp and EC, 0.01 High Accuracy, Swimming Pool, Hydroponics, Aquarium, Hot Tub, PPM Meter for Pool, Drinking Water, Wine
5-IN-1 DIGITAL METER FOR WATER – This upgraded digital pH meter combines 5 testing dimensions: pH, Salinity, TDS, EC and Temperature. This versatile water tester offers a comprehensive analysis to ensure your water is clean, safe, and suitable for drinking, cooking, or gardening. It meets various testing needs, saving time and money—a essential kit for water safety
$ 19.99
$ 29.99
To the offer
32% discount
Bevvronix 7-in-1 Digital Pool Water Tester – Chlorine, pH,Salt,ORP, EC, TDS&Temp Meter for Saltwater Pools, Hot Tubs, Spas, Complete Digital Pool Chemical Tester for Safe&Healthy Swimming
Fast & Accurate Free Chlorine Testing:Quickly measure free chlorine (FAC) levels in pools and spas to ensure safe swimming conditions. Ideal range is 1–3 ppm. Achieve crystal-clear water and reduce health risks caused by improper chlorine dosing.
$ 33.13
$ 48.99
To the offer
17% discount
ITS 486201-KM Pool Exact EZ Photometer Master Pool Test Kit | 10 Parameters - F/C/T Chlorine, pH, Alkalinity, Calcium, Cyanuric, Copper, Salt, & Phosphate | 25 Tests All Parameters | NSF Certified
EASY TO USE: Incorporates the patented exact Strip reagent delivery method and other advanced technologies that offer faster, safer, easier, and more precise water testing with a digital readout so no color matching required.
$ 278.00
$ 334.99
To the offer
50% discount
EZTOCH Smart Pool Monitor, Chlorine Pool Water Tester
EZTOCH Smart Pool Monitor, Chlorine Pool Water Tester
$ 99.99
$ 199.99
To the offer
16% discount
ITS 486201 Pool Exact EZ Photometer Entry Digital Pool Water Test Kit - 6-Tests Each
EASY TO USE: Incorporates the patented eXact Strip reagent delivery method and other advanced technologies that offer faster, safer, easier, and more precise water testing with a digital readout so no color matching required
$ 133.50
$ 158.16
To the offer
Pawfly 7 in 1 Digital Water Testing Kit, 50 Strips Hot Tub Test Kit
7-in-1 Test Kit: Accurately analyze 7 water parameters in one device – pH, total hardness (TH), total chlorine (TCL), free chlorine (FCL), total alkalinity (Alk), cyanuric acid (CyA), and bromine (Br). Keep water safe for swimming, soaking, or drinking
$ 129.99
free delivery
To the offer
28% discount
GISNPA Chlorine Tester & Pool Salt Tester, Digital Pool Water Tester, Pool pH Tester 7 in 1 FAC Digital Salinity Tester for Saltwater Aquarium Sodium Chloride Swimming Pools Hot Tubs Spas
7-in-1 Water Quality Checker:Accurately measures pH (0.00–14.00), ORP, EC, TDS, Salt, FAC, and Temperature—all in one convenient digital meter. A perfect upgrade from messy drop tests and paper strips, it delivers precise results in seconds.
$ 25.88
$ 35.89
To the offer
AquaDoc Eagle Ray Digital Water Test Kit for Pool & Spa with 30 Test Strips
Digital Pool Water Tester Kit - Skip the guesswork of reading traditional strips. Insert a test strip into the Eagle Ray digital pool test kit and receive clear numerical readings to guide your pool water balance.
$ 185.99
free delivery
To the offer
8% discount
GIDIGI Digital Chlorine Tester for Pool, pH Test kit & Salinity ORP Meter
[Professional Pool Water Tester] GIDIGI Digital Chlorine Tester features a clear backlit display and accurately measures chlorine levels within an ideal range of 1-3 mg/L. Say goodbye to the colorimetric errors of traditional test strips. this electronic pool water tester eliminates guesswork and is ideal for maintaining a safe swimming environment at home. Easily monitor chlorine levels in tap water or pool water to effectively prevent skin irritation caused by improper chlorination. Whether for residential pools, hot tubs, or drinking water chlorine testing, the GIDIGI Water Tester provides accurate data.
$ 36.99
$ 39.99
To the offer
Taylor Technologies K-1001 DPD, 3-in-1 Pool Test Kit for Free Chlorine
Tests for Free Chlorine, Bromine and pH
$ 14.95
free delivery
To the offer
Pool Salt Tester & PH Meter - 5-in-1 Digital TDS Meter for Salinity PH Temp and EC, 0.01 High Accuracy, Swimming Pool, Hydroponics, Aquarium, Hot Tub, PPM Meter for Pool, Drinking Water, Wine, Food
5-IN-1 DIGITAL METER FOR WATER – This upgraded digital pH meter combines 5 testing dimensions: pH, Salinity, TDS, EC and Temperature. This versatile water tester offers a comprehensive analysis to ensure your water is clean, safe, and suitable for drinking, cooking, or gardening. It meets various testing needs, saving time and money—a essential kit for water safety
$ 19.99
free delivery
To the offer
DROPLYTIX 10-in-1 Pool & Spa Water Test Kit with App, Hot Tub, Saltwater, Chlorine, Cyanuric Acid, Alkalinity, Hardness, pH, Nitrate, Sulfate, Digital Water Quality Testing Strips (DXPOOL-R10-S10)
[10-IN-1 DIGITAL POOL & SPA WATER TEST KIT – APP ENABLED]: Test pool, spa and hot tub water with this 10-in-1 smart water test kit. Detect key parameters like free chlorine, total chlorine, pH, total alkalinity, hardness, nitrate, nitrite, cyanuric acid, sulfate, sodium chloride, copper, iron, and more. Use the Droplytix mobile app to scan test strips for instant, precise readings with no guesswork.
$ 36.99
free delivery
To the offer
5% discount
VIVOSUN Digital pH Meter TDS EC Meter for Water 0.01 Accuracy Hydroponics
Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools
$ 15.19
$ 15.99
To the offer
YINMIK Salt Meter for Pools & pH Meter,Digital 5 in 1 Salinity Meter
[Professional 5 in 1 Water Testing Solution] YINMIK Pool Salt Tester & pH Meter is designed for accurate and reliable testing of saltwater pools, aquariums, and hot tubs. This 5 in 1 digital meter measures Salinity, pH, TDS, EC, and Temperature, giving you a complete picture of your water quality in seconds.
$ 29.99
free delivery
To the offer
YINMIK Pool Salt Tester New Update 5 in 1 pH TDS EC Salinity Meter
【New Update Pool Salt Tester】: YINMIK improved pH electrode with high precision chip to prevent the readings jumping. The upgraded version of pool salinity tester is equipped with a sponge soaked in KCL solution, which makes the readings more stable and can extend 30% the life of the electronic pH meter. Furthermore,the digital ph meter has an automatic temperature compensation function (32°F~140°F), Whether in winter or summer, you can get accurate values.
$ 24.99
free delivery
To the offer
15% discount
Kactoily Smart 7-in-1 Bluetooth pH Meter Digital Water Quality Tester Pen
TYPE-C RECHARGEABLE - Stop wasting money on constant coin cell battery replacements. Upgraded with a built-in premium lithium battery, this tester delivers over 100 continuous uses per charge with a clear on-screen power indicator.
$ 67.99
$ 79.99
To the offer
Poolmaster 5-Way Pool and Spa Water Test Kit with Case, Swimming Pool Chemical Test Kit for Chlorine, Bromine, pH, Alkalinity and Acid Demand, Premier Collection
5-WAY WATER TEST KIT: Tests five key pool and spa water chemistry levels including chlorine, bromine, pH, acid demand and total alkalinity for balanced, clean water
$ 21.43
To the offer
All-New 2026 Pool Salt Tester & pH Meter | Digital 5-in-1 Salinity, pH, Temperature, EC & TDS Meter for Pools, Hot Tubs, Aquariums, Hydroponics, and Drinking Water – High Accuracy & Easy Calibration
VERSATILE PH METER FOR ALL APPLICATIONS: The PUREFIZ pH meter is an essential tool for maintaining water quality. Perfect for drinking water testing, saltwater pools, hot tubs, aquariums, spas, hydroponics, and pH balance in RO/DI systems, this digital pH tester is versatile across various uses.
$ 32.99
free delivery
To the offer
20% discount
Digital Pool Chlorine Salt Tester, pH Salinity Meter for Pool Water
Professional Chlorine Pool Tester: EZTOCH 7-in-1 chlorine tester is designed for reliable pool water management, accurately measuring pH, FAC, salinity, and ORP. It allows you to test water quality quickly and efficiently without needing to take samples from your local pool supply store. Maintaining residual chlorine at 1-3ppm, pH at 7.2-7.8pH, and ORP at 650-750mV, EZTOCH digital pool water tester helps get a clean and balanced water quality
$ 31.99
$ 39.99
To the offer
10% discount
eSeasonGear SALT-3050 Waterproof IP65 Meter, Digital Salinity PPM Temperature Tester for Salt Water Pool and Koi Fish Pond
Precalibrated at 3000 ppm salt (NaCl) at 25°C / 77°F
$ 35.96
$ 39.95
To the offer
YINMIK Pool Chlorine pH Meter Digital Salt pH Tester for Salt Water Pool
{Pool pH Chlorine Meter}: YINMIK chlorine pH tester can accurately test the acidity, alkalinity and residual chlorine levels of a swimming pool, helping you monitor its health. The ideal free chlorine level for a pool is 1-3 ppm; The ideal pH level for a pool is 7.2-7.8.
$ 37.99
free delivery
To the offer
36% discount
Lamotte Company 3619/EC-70 Test Kit Copper
Test Kit Copper
$ 22.25
$ 34.75
To the offer
Poolmaster 4-Way Swimming Pool & Spa Test Strips, 100 Count Total, Easy-to-Read Results, Fast, Accurate Chlorine, Bromine, Alkalinity & pH Testing for Pools, Spas & Hot Tubs, Made in the USA
FAST WATER TEST RESULTS: Get accurate pool and spa water test results in seconds. These pool test strips deliver quick readings so you can maintain clean, clear, and balanced water without guesswork
$ 12.91
To the offer
Bartovation Hydrogen Peroxide H2O2 Test Strips, 0-100 ppm, 100-Pack
Monitor peroxide levels in drinking water, pools, hot tubs, cold plunges and float tanks.
$ 26.95
free delivery
To the offer
25% discount
VILLNO 7-Way Pool Test Kit, Pool Water Test for Hot Tub and Spa
【7-IN-1 COMPLETE POOL WATER TESTING】:As a professional testing kit, it offers exceptional accuracy. Monitor 7 essential water parameters including Total Hardness, pH, Total Alkalinity, Free Chlorine, Bromine, Total Chlorine and Cyanuric Acid. Keep pools and spas balanced, clean and safe with regular testing.
$ 15.69
$ 20.99
To the offer
43% discount
Pool Test Strips 16-in-1, 100 Count Pool and Spa Water Testing Kit for Hot Tubs, Tests Chlorine, pH, Alkalinity, Hardness, Cyanuric Acid, Iron and Copper
【Beyond Basic Testing: A 16-Parameter Water Check】 Get a clearer picture of your pool or spa water. This kit tests essential levels like pH, Total & Free Chlorine, Bromine, Hardness, Alkalinity, and Cyanuric Acid, plus additional parameters including Iron, Copper, Nitrate, and Nitrite. Understand your water's complete profile to identify common issues.
$ 12.59
$ 21.99
To the offer
Digital Pool Water Tester Photometer – Accurate Water Analyzer for Pools, Spas & Hot Tubs – Tests 27 Parameters – Bluetooth/WiFi – App for pH, Chlorine, Alkalinity & More
NOT FOR EVERYONE — PLEASE READ FIRST If you're looking for a simple, “marketing-style” pool tester with basic strips and minimal setup, this device is not for you. Our photometer is built for users who are ready to move with the times, embrace modern precision technology, and spend a little time learning how the device works. Once you understand the basics, the testing process becomes incredibly easy, fast, and consistently accurate.
$ 319.00
free delivery
To the offer
vispect Digital Pool Water Tester 12-in-1 AI Electronic Salt Pool Tester
AI-Powered Pool Water Analysis — Go beyond raw data. AI analyzes readings from 12 key water parameters and turns them into clear, actionable insights. Simply scan the QR code to receive personalized recommendations for chemical adjustment, water replacement, and routine pool maintenance.
$ 219.00
free delivery
To the offer
7-in-1 Digital Pool Salt Tester | pH, ORP, Chlorine TDS, EC, Temperature Meter for Saltwater Pools, Hot Tubs, Spas, Aquariums,
Accurate Digital pH & Salinity Measurement:Get precise pH readings with the latest ATC digital technology and LCD screen. Measures salinity in pools and hot tubs (0-10000ppm), ensuring your salt chlorinator works at optimal efficiency.
$ 19.70
free delivery
To the offer
7% discount
2 in 1 Chlorine & PH Meter, Dual Scale Water Quality Tester CL2 Level Meter, Digital Electronic Pool Water Tester Handheld Ph and Chlorine Tester for Swimming Pool,Spas, Water Quality Analysis Monitor
【2 In 1 Chlorine & PH Meter】An electro-tester for testing pH and chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources
$ 27.99
$ 29.99
To the offer
17% discount
7-in-1 Smart Pool Water Tester with APP, Digital pH Meter for Swimming Pool & Spa, Measures pH, Chlorine, ORP, TDS, EC, Salinity & Temp, Rechargeable Water Test Kit for Saltwater Pools, Hot Tubs.
7-in-1 Smart Pool Monitor: The LKBIRD smart pool tester accurately measures pH, free chlorine, temperature, EC, ORP, TDS, and salinity. It eliminates the need for multiple testing tools or traditional test strips, making pool maintenance simpler, faster, and more efficient.
$ 199.00
$ 239.00
To the offer
26% discount
Lamotte R-2056 Color-Q Pro 7 Test Reagent Refill Kit
Color-Q Pro 7 test reagent refill kit
$ 49.99
$ 67.99
To the offer
36% discount
Yewhick Smart Pool Water Tester Gateway, Profession Salt Water Pool Testing kit for Swimming Pool, 7 in 1 Chlorine Salinity ORP Monitor for Aquarium Sodium Chloride Swimming Pools Hot Tub Spas
Free Chlorine Monitor for Pool: The Yewhick digital chlorine Tester can quickly help you monitor the concentration of free chlorine ions in your swimming pool. For most pools, the free chlorine concentration range is usually between 1-3 ppm. This effectively purifies the water while keeping it clear and transparent, making the pool look more appealing and swimmers able to enjoy a healthy and pleasant swimming experience.
$ 128.88
$ 199.88
To the offer
6% discount
Solaxx MET01A SafeDip Digital Test Meter for pH, Chlorine, Salt and Temperature Blue
Large digital LCD display
$ 259.99
$ 276.24
To the offer
18% discount
All-New Pool and Spa Test Strips 7 in 1 Quick SuperAccurate Swimming 150 Pool Test Kit - Hot Tub Test Strips & Pool Water Testing Strips for pH Chlorine Bromine Hardness Alkalinity Cyanuric Acid
7 Way: These test strips for pools and spas read 7 different chemicals in the water. The pool strips test 7 way offer clear readings in daylight and come with detailed instructions
$ 17.99
$ 21.95
To the offer
GIDIGI 5 in 1 pH Meter for Water TDS EC Salinity Tester for Salt Water Pool
Precise pH and EC Salinity Meter Combination: The GIDIGI 5-in-1 pH meter helps you monitor your reefs and gardens, ensuring your saltwater aquariums or hydroponic systems thrive. Aquarium enthusiasts can quickly read the pH and salinity of their reef tanks without changing meters, while the pH/EC meter helps hydroponic growers maximize the use of every drop of plant nutrient solution. The large, backlit color screen is easy to read even in dimly lit growing tents or sunny backyards, and allows for one-touch switching between pH, salinity, EC, TDS, and temperature.
$ 29.99
free delivery
To the offer
5% discount
GIDIGI Smart Pool Monitor, 5-in-1 pH Salt Meter for Swimming Pool
5-in-1 Smart Monitoring (pH, EC, TDS, Salinity, Temperature): Tracks five key water parameters with one floating device. The free app displays real-time readings, and the unit automatically tests pool or spa water every hour for continuous day-and-night monitoring
$ 85.72
$ 90.24
To the offer
AquaChek Yellow 4-Way Pool and Spa Test Strips - 50 Yellow Test Strips - Swimming Pool Test Strips For pH, Free Chlorine, Total Alkalinity, and Cyanuric Acid - Quick and Accurate Results - Testing Kit
Fresh, Accurate Testing for the Pool Season Ahead - AquaChek Yellow Chlorine 4-in-1 includes 50 precision test strips—perfect for a full season of reliable water testing for pools and spas that use chlorine. No expired extras, no bulky packs—just fresh, accurate results from AquaChek, the most trusted brand in pool and spa water testing.
$ 12.06
free delivery
To the offer
10% discount
9-in-1 Smart Water Tester with APP Monitoring, Digital Water Test Kit for Turbidity, TDS, EC, Temp, Salt, GH, TOC, COD & UV254, Professional Water Tester for Drinking Water, Well, Tap & Outdoor.
LKBird Exclusive 9-in-1 Water Tester: All-in-One Detection for Turbidity, Hardness, pH, TDS, EC, Salinity, TOC, COD & UV Absorbance with Unique Dual-Core Advantages in Turbidity (NTU) and Water Hardness Testing. Whether checking excessive suspended particles via precise NTU readings or assessing hard water scale risks, this all-in-one device eliminates the need for multiple testers.
$ 80.99
$ 89.99
To the offer
Industrial Test Systems Exact® 486205 Chlorine Plus EZ
EASY TO USE: Incorporates the patented eXact Strip reagent delivery method and other advanced technologies that offer faster, safer, easier, and more precise water testing with a digital readout so no color matching required
$ 224.00
free delivery
To the offer
13% discount
8-in-1 Pool Salt Test Strips: 125 Count Pool Test Strips for Pool Spa
Comprehensive Testing-8 IN 1 Saltwater Pool Test Kit : Covering pH balance, total chlorine, free chlorine, bromine, alkalinity, total hardness, and cyanuric acid, plus accurately measures salt levels from 0–6000 ppm, helping you maintain the ideal range (2700–3400 ppm) for salt and crystal-clear water.
$ 13.99
$ 15.99
To the offer
AquaDoc 7-in-1 Pool, Spa & Hot Tub Test Strips - 200 pH Strips
200ct - AquaDoc Pool Testing Strips test the 7 most important parameters in balancing your water: Total Chlorine, Total Hardness, Free Chlorine, Cyanuric Acid, Total Alkalinity, Bromine, and pH Levels.
$ 15.99
free delivery
To the offer
15% discount
Taylor Technologies K-1004 DPD, 6-in-1 Pool Test Kit
Reliable Results In Seconds – Everything you need to test your pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 8 easy-to-use reagents for 6 common water test parameters for DPD testing: Free & Total Chlorine, Bromine, pH, Acid Demand, and Total Alkalinity.
$ 23.07
$ 26.99
To the offer
16% discount
Yewhick Digital Chlorine Pool Water Tester & Pool Salt Tester
Free Chlorine Tester for Pool - The Yewhick digital pool chlorine Tester can quickly help you monitor the concentration of free chlorine ions in your swimming pool. For most pools, the free chlorine concentration range is usually between 1-3 ppm.
$ 25.88
$ 30.88
To the offer
Exact 486202 Spa EZ Photometer Starter Kit - Accurate Water Testing Made Easy | Detects Alkalinity, Bromine, Calcium, Chlorine, and pH | USA Quality
Kit Contains: Standard navy blue plastic carrying case w/ Foam including 1 Bottle 25 of each: Total Alkalinity, pH II, Free Chlorine (DPD-1), Combined/Total Chlorine (DPD-3), Calcium Hardness, & Bromine (DPD-1) (METER IS INCLUDED)
$ 253.83
free delivery
To the offer
5% discount
Kactoily 7-in-1 Smart WiFi Pool Monitor, Digital Pool Water Tester with App
[ 24/7 Complete Water Quality Monitoring ] Stop guessing with messy test strips. Continuously track 7 key parameters—pH, Free Chlorine (CL), ORP, EC, TDS, Salinity, and Water Temperature—to keep your pool water balanced and clear every day.
$ 179.99
$ 189.99
To the offer
5% discount
Taylor Pool Water Test Kit, Complete Swimming Pool Water Test Kit, for Chlorine, pH, and Alkaline Levels, Ideal for Pools, Hot Tubs, and Spas, 1-Pack
Comprehensive Pool & Spa Test Kit: Ensure your pool, hot tub or spa is safe and balanced with this all-in-one testing kit. It checks for free and total chlorine, pH, acid/base demand, total alkalinity, calcium hardness, and cyanuric acid.
$ 87.27
$ 91.93
To the offer
12% discount
Lamotte 1749-KIT-01 Tracer Salt PockeTester with Carrying Case, 0-9999 ppm TDS, 32.0 Degree F-149 Dergree F Temperature
Salt, TDS, Temperature TRACER PockeTester with Carrying Case
$ 149.99
$ 170.00
To the offer
10% discount
7 in1 Pool Thermometer, PH & Salt Meter, Digital Pool TDS EC ORP SG Salinity Test Kit, Professional High Accuracy Water Quality Tester & Monitor for Swimming Pool, Spa, Hot Tub, Hydroponics & Aquarium
7-IN-1 COMPREHENSIVE WATER TESTING - Advanced all-in-one digital water tester measures 7 critical parameters: pH (0.01 accuracy), Salinity (0-9999 ppm), Specific Gravity (1.000-1.070), ORP (-999 to +999 mV), TDS (0-9990 ppm), EC (0-9990 μS/cm), and Temperature (32°F-122°F) - Eliminates the need for multiple separate testers,providing complete water quality monitoring for swimming pools, aquariums, hot tubs. ,drinking water applications in one device.
$ 34.99
$ 38.99
To the offer
12% discount
EZTOCH Pool Salinity pH Tester Hydrogen Water Tester, 7 in 1 pH Salt ORP
7-in-1 Multi-Functional Tester: This pH Salinity Meter measures pH, salinity, hydrogen, EC, TDS, and temperature. Whether measuring drinking water, tap water, RO water, hydrogen-rich water, coffee, kombucha, apple cider vinegar, hydroponic water, freshwater aquariums, or saltwater pools, this pH meter meets your measurement needs
$ 29.99
$ 34.19
To the offer
Advanced Pool Test Strips, Hot Tub Test Strips & Pool Water Testing Kit for Spas - 6-Way Chlorine & Ph Test Strips - Above Ground Pool Accessories - AI Mobile App Water Test Kit (Starter Kit)
AI-Powered App Accuracy: Get instant, laboratory-grade results with our AI-enabled water tester app. Compatible with iPhone and Android, it scans your pool and hot tub test strips to eliminate color-matching guesswork and provides professional water testing advice.
$ 18.99
free delivery
To the offer
10% discount
GIDIGI Chlorine Tester Pool Test Kit, pH Salt Chlorine Pool Water Tester
7-in-1 Water Quality Tester: Our GIDIGI multi-functional pH meter integrates seven key parameters—pH, ORP, conductivity (EC), total dissolved solids (TDS), salinity, free chlorine (FAC), and temperature—eliminating the need to purchase multiple complex reagents or single-function testers. Whether for backyard pools, hot tubs, spas, aquariums, koi ponds, hydroponic nutrient solutions, or drinking water testing, a single touch provides accurate readings, saving time and being environmentally friendly.
$ 35.99
$ 39.99
To the offer
Taylor Complete Pool & Spa Test Kit - High Range K-2005C 2 oz Reagents
Reliable Results In Seconds – Everything you need to test your pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 13 easy-to-use reagents for 9 common water test parameters for DPD high range testing: Free & Total Chlorine, Bromine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, and Cyanuric Acid (CYA).
$ 119.49
free delivery
To the offer
10% discount
EASYTEST 9-Way Pool Test Strips - 140Pcs Hot Tub, Spa, Pool Water Test Kit
9 IN 1 POOL TEST KIT: The most comprehensive pool test suite on the market. Test all necessary parameters for your swimming pool at 1 time, such as pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, Cyanuric Acid, Salt and Copper. Monitor the water quality at any time you want.
$ 15.29
$ 16.99
To the offer
20% discount
Exact 486202 Spa EZ Photometer - Clamshel - 6-Tests Each | | Detects Alkalinity, Bromine, Calcium, Chlorine, and pH | USA Quality
EASY TO USE Incorporates the patented eXact Strip reagent delivery method and other advanced technologies that offer faster safer easier and more precise water testing with a digital readout so no color matching required
$ 173.00
$ 214.99
To the offer
Smart Pool Water Quality Monitor
8-in-1 Comprehensive Monitoring: Accurately test 8 key water parameters (pH, Free Chlorine, ORP, Temperature, TDS, Salinity, EC, Specific Gravity) in real time, 24/7 automatic testing for your pool, hot tub or spa
$ 229.99
free delivery
To the offer
GIDIGI Salt Tester for Pool, pH Meter 5-in-1 with Calibration Solution
GIDIGI
$ 32.99
free delivery
To the offer
13% discount
Taylor Technologies S-1403, 7-in-1 Pool and Spa Test Strips
Reliable Results in Seconds – Includes 50 easy-to-use spa and pool test strips for 7 common water test parameters: Free & Total Chlorine, Total Bromine, pH, Total Alkalinity, Total Hardness, and Cyanuric Acid (CYA).
$ 16.59
$ 18.99
To the offer
21% discount
UIUZMAR Hydrogen Water Tester pH Meter 6 in 1 pH H2 ORP TDS EC Temp Tester
[Valuable and Reliable Hydrogen Water Tester] This tester specifically to test hydrogen levels in water treated with hydrogen water bottle. The hydrogen tester has a range of 0-2400ppb/0.001-2.400ppm, allowing for the accurate measurement of hydrogen concentration in drinking water. The UIUZMAR H2 meter is capable of quickly measuring the hydrogen levels in various sources such as hydrogen water bottles and hydrogen water systems.
$ 22.99
$ 28.99
To the offer
DIPSTIK Phosphate Test Kit for Pool,50 Strips Phosphate Test Strip
IDEAL PHOSPHATE LEVEL: phosphate level between 0 to 100ppb,Maintaining very low phosphate levels for clean and healthy water in pools and hot tubs
$ 14.99
free delivery
To the offer
19% discount
9 Way Pool Test Kit - Hot Tub and Spa Water Chemical Test Kit for pH & Total Chlorine & Free Chlorine & Bromine & Total Alkalinity & Calcium Hardness & Cyanuric Acid & Copper & Phosphate
9-IN-1 Testing Kit: Calibrated for quick, accurate testing of pool and spa water, testing pH, Total Chlorine, Free Chlorine(Bromine), Total Alkalinity, Calcium Hardness, Cyanuric Acid, Copper & Phosphate
$ 44.99
$ 55.55
To the offer
Hydrogen Water Tester 10 in 1 Resistivity/Fertility/H2/pH/TDS/EC/ORP/S.G/Salt/Temp Meter with ATC pH Meter,0.01 High Accuracy pH Tester Digital,TDS Meter PPM Meter for Drinking,Hydroponics,Pool.
pH Meter for Home Use:10 in 1 digital water tester that can measure pH,Hydrogen,Fertility,Resistivity,ORP, TDS, EC S.G,Salinity and Temp.Digital water tester can not only measure hydrogen water but also can be used to test drinking water resistivity and temp;fertility, TDS and EC values for hydroponics;ORP values for swimming pools;pH, SG and salinity values for aquariums and marine fish tanks;etc.
$ 49.99
free delivery
To the offer
XtremepowerUS 5-Way Swimming Pool Test Kit pH, Chlorine, Bromine, Alkalinity Chemistry Testing with Case Spa, Inground Above Ground Pool Residential
DIY Tester - Basic 5-Way Water Test Kit is an affordable, yet accurate, product to easily maintain proper chemical levels in your pool. The clear-view test block with matching color chips makes it easy for DIY water testing week after week
$ 23.95
free delivery
To the offer
Taylor K-1000 Basic Residential Pool & Spa Test Kit
Reliable Results In Seconds – Everything you need to test your pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 2 easy-to-use reagents for 3 common water test parameters for DPD testing: Total Chlorine, Bromine, and pH.
$ 15.99
free delivery
To the offer
18% discount
24 in 1 Complete Drinking Water Test Kit, 165 Strips + 2 Bacteria Tests
COMPREHENSIVE TESTING: Offers 22 different tests to provide a complete analysis of your water quality. This includes tests for pH, hardness, alkalinity, chlorine, lead, iron, copper, and more.
$ 17.99
$ 22.00
To the offer
Hanna Instruments HI 711 Checker HC Handheld Colorimeter, For Total Chlorine
More accurate than chemical test kits, less expensive than professional testing
$ 82.99
free delivery
To the offer
PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC and TDS Meter,PH Meter for Water with LCD Backlit,Water Testing Kits for Drinking Water,Wine,Swimming Pool,Hot Tub Spas.
【 5 IN 1 PH Meter 】 Rowyet Multiparameter water test meter is equipped with 5 different functions for water quality test: Salinity + TDS + EC + pH + Temperature are combined perfectly in one meter.This is not only been convenient for your different water testing needs, but also saves your time and money.
$ 39.99
free delivery
To the offer
5 in 1 PH Meter Gomass 0.01 High Accuracy ph Tester Digital for Water TDS/EC/Salt/Temp/PH Pen, PPM Meter Water Tester Drinking Water, Hydroponics, Plants, Aquarium and Pool
【Wide Usage PH Meter】This digital ph tester can be applied in the following applications,drinking water quality test, swimming pool salt tester, salinity tester for saltwater aquarium,soil ph meter,PH balance measurement in RO/DI system, lab ph meters, hot tub or hydroponics.
$ 28.99
free delivery
To the offer
Salt-Water Pool Test Strips Kit: 150 Counts 8-in-1 for Salt Water Pool Testing Kit, Salt Pool Test Strips for Hot Tub Spa Testing Salt Chlorine pH and More
Salt Pool Test Strips: Meet the most comprehensive test strips for saltwater system. Combine sodium chlorine(salt) and regular parameters in one strip. Easily test total hardness, free chlorine, bromine, total chlorine, cyanuric acid, total alkalinity, pH and salt level in just one dip.
$ 16.99
free delivery
To the offer
Taylor K-1003 OTO, 6-in-1 Pool Test Kit for for Total Chlorine, Bromine, pH, Acid & Base Demand, Total Alkalinity, 100+ Tests, Quick & Easy for Pools & Spas | Made in the USA
Reliable Results In Seconds – Everything you need to test your pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 7 easy-to-use reagents for 6 common water test parameters for OTO testing: Total Chlorine, Bromine, pH, Acid & Base Demand, and Total Alkalinity.
$ 33.95
free delivery
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Lamotte 3368-01 Pool MGR Test Kit, 0.2-3.0 ppm Free/Total Chlorine, 6.8-8.2 pH Range, 60-400 ppm Total Alkalinity, 60-400 ppm Calcium Hardness, 0-100 ppm Cyanuric Acid, Acid Demand Black
Acid Demand: Calculated
$ 162.00
free delivery
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Salt-Water Pool Test Strips Kit: 125 Counts 8-in-1 for Salt Water Pool Testing Kit, Salt Pool Test Strips for Hot Tub Spa Testing Salt Chlorine pH and More
Salt Pool Test Strips: Meet the most comprehensive test strips for saltwater system. Combine sodium chlorine(salt) and regular parameters in one strip. Easily test total hardness, free chlorine, bromine, total chlorine, cyanuric acid, total alkalinity, pH and salt level in just one dip.
$ 14.99
free delivery
To the offer
14% discount
Taylor Technologies K-1005 DPD, 9-in-1 Pool Test Kit
Reliable Results In Seconds – Everything you need to test your pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 13 easy-to-use reagents for 9 common water test parameters for DPD testing: Free & Total Chlorine, Bromine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness and Cyanuric Acid (CYA).
$ 44.99
$ 52.20
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East Bay 3-in-1 Pool Test Kit | At-Home Pool & Spa Water Testing
3-WAY POOL & SPA WATER TESTING: Accurately test Total Chlorine, Total Bromine, and pH levels with one simple kit. Designed for residential swimming pools, hot tubs, and spas, this water testing kit works with both freshwater and saltwater systems to help maintain balanced, safe water.
$ 12.99
free delivery
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Pool Salt Tester, Digital Salt Water Pool Tester & Ph Tester, Salt Tester for Saltwater Pool, Digital Salinity Tester for Water, 5 In 1 Salinity Ph Temp EC and Tds Meter for Pool, Saltwater Aquarium
【5-in-1 Pool Salt Tester】This digital pool water tester can get fast, digital readings of the five key water parameters-salinity, pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature—all in one test. This versatile salt water pool testing kit ensures your water is safe and balanced, ideal for swimming pools, spas, aquariums, and more.
$ 29.97
free delivery
To the offer
7% discount
Lamotte 3368-NJ-01 Pool MGR Test Kit, 0.5-10.0 ppm Free/Total Chlorine, 6.8-8.2 pH Range, 60-400 ppm Total Alkalinity, 60-400 ppm Calcium Hardness, 0-100 ppm Cyanuric Acid, Acid Demand Calculated
Acid Demand: Calculated
$ 113.12
$ 121.45
To the offer
2026 New Pool Test Strips - 9 in 1 Pool Salt Test Strips 150 Counts for Salt Water Pool Testing Kit for Salt Level (0-6000ppm) Copper GH pH Bromine Cyanuric Acid for for Swimming Pool Spa Hot Tub
9-in-1 Pool Test Strips for Salt Water Pool: Our saltwater test strips provide an all-in-one solution for both chlorine & saltwater pool maintenance, testing salt levels(0-6000), pH, chlorine (total & free), bromine, alkalinity, hardness, cyanuric acid, and copper. Monitor every key aspect of your pool’s water chemistry with just one easy-to-use strip.
$ 15.99
free delivery
To the offer
13% discount
YINMIK Hydrogen Water Tester, Digital pH Meter for Hydrogenated Water
Professional and accurate hydrogen water tester: The accuracy of the hydrogen water tester is 0.01. H2 tester provides two test modes (PPM/PPB) ; Water hydrogen tester range is 0-2400ppb/0.001-2.400ppm which can quickly and accurately measure the hydrogen concentration of hydrogen water bottles and hydrogen water systems ;The ideal pH value of hydrogen water is 7.2-8.0, ORP value is -150--850mV. The pH and ORP tester can meet all hydrogen water testing needs.
$ 19.99
$ 22.99
To the offer
AquaChek 511710 5-in-1 Chlorine Test Strips
Test pool level of total chlorine, total bromine, free chlorine, pH, and total alkalinity
$ 18.26
free delivery
To the offer
7% discount
2026 Drinking Water Tester; Digital TDS Meter with Voice Announcement of Test Results; Suitable for Aquariums, Household Distilled Water, and Pool Water Testing Kits (White)
【6-in-1 Multifunction & Voice Prompt】 This upgraded digital water quality tester measures TDS, EC, Temperature in both °C and °F, and features clear voice announcements for real-time results. Perfect as a reliable TDS meter for drinking water, aquarium, pool, and tap water testing.
$ 12.99
$ 13.99
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Divolight Digital PH Meter - High Accuracy Digital Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium with ATC
【Aplication】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in an aquarium, RO system, spa, or hydroponics. All the environments that need to test PH values can use this tester to get accurate data.
$ 15.00
free delivery
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GIDIGI pH Tester,Digital pH Meter for Water, TDS for Drinking Water
Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0°F, 0.0-60.0°C), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
$ 27.99
free delivery
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AquaChek Salt Test Strip Titrators for Pools - Salt Water Pool Test Strips for Sodium Chloride - Quick and Accurate Results - Professional Water Quality Testing Kit (10 Strips)
WHITE SALT TEST STRIPS: Tests the salt (sodium chloride) levels for pools with salt generator systems; White titrators measure levels from 400 to 7,000 ppm
$ 12.67
free delivery
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T TESTRUST Pool Salt Tester - Multifunctional 5 in 1 Salinity, PH, TDS, EC, and Temperature Meter, Pool Salinity Testing Kit, Digital Salinity Tester for Swimming Pool,Saltwater, Sea Water, Aquarium
√ Multifunctional 5-in-1 Tester: The T TESTRUST Pool Salt Tester is designed to accurately measure salt levels in pools, aquariums, and hot tubs. It can also test pH levels and overall water quality, providing a comprehensive analysis of your water conditions.
$ 32.99
free delivery
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13% discount
YINMIK Pool Salt Tester Floating Salinity Meter with Solar Powered IPX8
Floating Pool Thermometer and Salt Meter: YINMIK Pool Tester = Pool Thermometer + Pool Salt Meter. YINMIK Pool Test Kit can test salinity level (0-9990ppm) and temperature level (32.0-122.0°F/0.0-50.0°C). You can check the salt value and temperature value of your saltwater pool at any time.
$ 27.99
$ 31.99
To the offer
AquaChek Select Connect 7-Way Pool and Spa Test Strips Complete Kit - Pool Test Strips for pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, and Cyanuric Acid - (50 Strips)
7-IN-1 TEST STRIPS: Tests the most critical parameters: pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, & Cyanuric Acid
$ 22.78
free delivery
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LUPO 6-in-1 Pool Test Kit | Pool Testing Kit for Swimming Pools & Spas
6-IN-1 POOL TESTING KIT: An easy-to-use, accurate pool test kit for testing six essential water quality parameters in residential pools and spas: Total Chlorine, Total Bromine, pH, Base Demand, Acid Demand and Total Alkalinity. Includes reagents for 100 tests, helping keep your water safe and balanced.
$ 19.99
free delivery
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UIUZMAR Pool Salt pH Tester Upgrade pH and ORP Meter Accurate Pool Water
Multiparameter Digital Pool Water Tester: Brand new UIUZMAR swimming pool tester can be used to test the critical parameters for pool and spa: pH, Salinity (Sodium Chloride), ORP (Oxidation-Reduction Potential), Temperature, TDS (total dissolved solids), EC (electric conductivity), help take more control of your pool water.
$ 19.99
free delivery
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LaMotte Calibration Fluid Pool Water Salt Test Meter,6005-J
Country Of Origin: United States
$ 23.27
free delivery
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Blue Devil B7525 Cyanuric Acid Test, 8-Ounce
Valterra
$ 32.99
free delivery
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LUPO 3-in-1 Pool Test Kit | Pool Testing Kit for Swimming Pools & Spas
3-IN-1 TESTING: A simple and accurate pool test kit for testing residential swimming pool and spa water for three common water test parameters when water quality testing: Total Chlorine, Total Bromine and pH. Works for both fresh and salt water systems.
$ 16.99
free delivery
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LabBestest Salt Pool Test Strips Salt Water Pool Testing Kit (8-Way)
8-Way Professional Salt Pool Test Strips Kit - LabBestest No Lab Visit. Get Lab-Accurate Result. LabBestest has many quality certificates such as CE, ISO. This test kit can test all necessary parameters for your swimming pool water at 1 time, such as Hardness, Total Alkalinity, Cyanuric Acid, Total Chlorine, Free Chlorine, Bromine, pH, and Salt. All You Need in 1 Strip. Keep your swimming pool, spa or hot tub water crystal clear
$ 14.99
free delivery
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Taylor Technologies K-2006-SALT FAS-DPD, 9-in-1 Saltwater Pool Test Kit
Reliable Results In Seconds – Everything you need to test your saltwater pool or spa is conveniently packaged in the handy storage case, including a comparator to mix samples, and 15 easy-to-use reagents for 9 common water test parameters for FAS-DPD High Range testing: Free & Combined Chlorine, pH, Acid & Base Demand, Total Alkalinity, Calcium Hardness, Cyanuric Acid (CYA), and Chloride (Sodium Chloride).
$ 124.36
free delivery
To the offer
7% discount
6-in-1 Bluetooth Swimming Pool Water Tester EC/Salinity/pH/ORP/Temperature/Chlorine Meter Wireless Floating Smart Pool Monitor Water Tester for Pools & Swim Spas
Versatile monitoring: The 6 IN 1 Floating Monitor EC/Salinity/pH/ORP/Temperature/Chlorine Smart Meter Tester provides simultaneous monitoring of six key parameters essential for water quality analysis.
$ 55.90
$ 59.90
To the offer
11% discount
LaMotte 2994 Insta-Test Iron and Copper Multi-Factor Test Strip Kit, 0-5ppm Iron Range, 0-3ppm Copper Range, 25 Count Tubes
White plastic strip
$ 19.64
$ 22.00
To the offer
10% discount
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter and PH Tester for Aquarium and Pool Saltwater Water, 5 in 1 Salinity PH Temp EC and TDS Meter, Aquarium Swimming Pool Hot Tub, Multiparameter
Wide Usage PH Meter : Hofun ph meter is an essential tool to improve your life quality. This digital ph tester can be applied in the following applications,drinking water quality test, swimming pools quality monitor, PH balance measurement in RO/DI system, aquarium, spa, hot tub or hydroponics.
$ 33.29
$ 36.99
To the offer
FROG @ease Test Strips for Hot Tubs & Swim Spas, 60 Count
Compatible with FROG @ease Systems: FROG @ease Test Strips are only compatible with FROG @ease sanitizing systems; works for both hot tubs and swim spas
$ 21.90
free delivery
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PoolTest strips 8-in-1 kit with 100 hot tub strips for above ground pools, spas and salt water minder - Tests pH, chlorine, bromine, alkalinity, hardness, cyanuric acid, salt
MULTI-PARAMETER TESTING IN ONE STRIP: Our pool test strips offer a complete solution for monitoring your water quality by measuring eight critical parameters: pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, Cyanuric Acid, and Salt.This pool test kit ensures your pool or hot tub is safe, clean, and properly balanced.This pool test strip is an indispensable pool accessories for your pool.
$ 17.99
free delivery
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VIVOSUN Digital pH Meter TDS EC Meter for Water 0.01 Accuracy Hydroponics
High Accuracy pH Tester: Measures pH levels from 0.00 to 14.00 with ±0.1 pH accuracy; Features one-touch automatic calibration with included buffer powder packs for easy setup
$ 18.99
free delivery
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YKMINK YK-P01 pH Tester, Digital pH Meter for Water,pH Temp Meter with ATC
Large Horizontal Screen Display: Tired of using yellow ones with small vertical reading display? The reading of the YINMIK YK-P01 pH meter is a horizontal display, which can read the pH value and temperature value at the same time, making your work easier and more comfortable.
$ 12.99
free delivery
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Varify TDS Meter Digital Water Tester for Drinking Water 4in1 Test (2Pack)
ACCURATE 4-in-1 WATER TESTING – Test all water sources with lab-grade precision. Measures TDS, EC, and temperature in °C/°F with one compact meter. Get peace of mind for drinking water, aquariums, RO systems, and more.
$ 15.99
free delivery
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PC-102B CL2 Chlorine & PH Tester Swimming Pool Spa Water Quality Analyzer Pool Chlorine Tester with Probe
【TEST PH OR CHLORINE】A convenient tool to test water pH and chlorine level for swimming pool and spa.
$ 21.79
free delivery
To the offer
11% discount
U.S. Pool Supply 5-in-1 Pool Test Kit - Pool Water Testing Kit, Accurate
5-in-1 Testing: Professional premium 5-way water test kit for maintaining proper Chlorine, Bromine, pH, Alkalinity, and Acid Demand chemical levels in swimming pools and spas. The test kit is organized and stored in a durable blue polyethylene case.
$ 15.99
$ 17.99
To the offer
8 in 1 Salt Water Pool Testing Kit, 125PCS Pool Salt Test Strips
Comprehensive 8-in-1 Analysis: Maintain a crystal-clear pool with our all-in-one testing solution. Unlike standard 7-way strips, our 8-in-1 salt pool test strips adds Salt testing, covering all essentials: Salt, pH, Free Chlorine, Total Chlorine, Bromine, Total Alkalinity, Total Hardness, and Cyanuric Acid (CYA). Perfect for both saltwater and chlorine systems.
$ 12.99
free delivery
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Taylor Replacement Reagent Refill Kits, Prevent Corrosion - Basic Refill Kit - 2 oz.
Includes 1 each of R-0001, R-0002, R-0004
$ 21.96
free delivery
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YINMIK Water pH Meter, Digital 4 in 1 pH Temp EC TDS Meter for Hydroponics
{4 in 1 Digital pH Meter} YINMIK YK-4N tester has four functions - pH, EC, TDS, temperature.You don't need to prepare multiple testers, YINMIK multi-function tester can meet your home water testing use. With EC calibration liquid, you can measure the hydroponics nutrient solution more accurately. With 6 packs of pH calibration packs, it can be used continuously for more than half a year without worrying about subsequent use.
$ 17.99
free delivery
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BAQUACIL 84396 4-Way Test Strips Swimming Pool Water Testers, 25 ct
4-WAY WATER TESTING: Measures pH, total alkalinity, sanitizer, and oxidizer levels with one simple dip to help monitor essential pool water conditions.
$ 20.99
free delivery
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Taylor Technologies K-2005 DPD, 9-in-1 Complete Pool Test Kit
Includes .75 oz reagent bottles
$ 71.99
free delivery
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Smart Pool Salt Tester & pH Meter with APP, 7-in-1 Digital Water Tester for pH, Salinity, ORP, EC, TDS, SG & Temperature, Rechargeable Water Test Kit for Saltwater Pools, Hot Tub & Aquariums.
7-in-1 Smart Water Tester: Monitor key water parameters with one compact device. Measure pH, ORP, EC, TDS, Salinity, Specific Gravity (SG), and Temperature in seconds. Easily monitor water conditions for saltwater pools, hot tubs, spas, aquariums, and hydroponics—no more guessing or complicated test strips.
$ 69.99
free delivery
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Aero-Gro 5-in-1 Digital Water Testing Meter | pH, TDS, EC, Salinity & Temperature Tester | Hydroponics, Aquarium, Pool & Drinking Water Quality Monitor
Comprehensive Testing: Get quick and accurate readings of essential water parameters, ensuring optimal conditions for your plants and aquatic life
$ 59.99
free delivery
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Clorox Pool&Spa My Pool Care Assistant, 50 Test Strips
Test Like an Expert: Maintain perfectly balanced pool water with 6-Way Multi-Use Test Strips and the complimentary Clorox Pool app. The app gives do-it-yourself pool owners the tools to proudly and confidently maintain a swim-ready pool all season long.
$ 13.98
To the offer
Poolmaster 22240 3-Way Swimming Pool or Spa Water Test Kit with Case
For maintaining proper water chemistry; analyzes three chemical factors: Chlorine, Bromine and pH
$ 12.55
To the offer
6-in-1 Wireless Water Quality Tester Bluetooth Floating Water Quality Monitor for Pools, Spas, and Hydroponics - pH, EC, ORP, Chlorine, Salinity, and Temperature Measurement
Comprehensive Water Testing: This water quality monitor combines six essential functions - pH, EC, ORP, Chlorine, Salinity, and Temperature measurement - providing a comprehensive analysis of your pool, spa, or hydroponic system's water quality
$ 59.99
free delivery
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AKSBTEC Phosphate Test Kit - Pool Phosphate Test kit-50 Counts Phosphate Test Strips for Swimming Pool, Spa, Hot Tub,Aquarium,Fish Tank- Phosphate Test kit for Freshwater,Saltwater Testing
Multi - Use phosphate test kits : These phosphate test kits are super versatile! They work like a charm in all sorts of water setups, including pools, hot tubs, spas, ponds, aquariums, and fish tanks. Whether it's freshwater or saltwater, no problem! Our pool phosphate test kits make it a breeze to check phosphate levels, ensuring your water stays in top - notch condition.
$ 15.99
free delivery
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2026 All-New 4 in 1 Digital Water Tester, TDS Meter Digital Water Tester Accurate and Reliable TDS EC & Temperature(°C/°F) Meter, 0-9990PPM Water Tester for Drinking Water Aquariums Swimming Pool (1)
【2026 All-New 4 in 1 Digital Water Tester】This digital TDS meter features 4-in-1 functionality to detect Total Dissolved Solids (TDS), Electrical Conductivity (EC), temperature (°C/°F), and a color-based water quality indicator. Suitable for tap water, RO systems, aquariums, or hydroponics
$ 15.88
free delivery
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Bluetooth Swimming Pool Water Tester 6-in-1 EC/Salinity/pH/ORP/Temperature/Chlorine Meter, Wireless Floating Smart Pool Monitor Water Tester for Pools, Hot Tubs, & Swim Spas
Versatile monitoring: The 6 IN 1 Floating Monitor EC/Salinity/pH/ORP/Temperature/Chlorine Smart Meter Tester provides simultaneous monitoring of six key parameters essential for water quality analysis.
$ 59.90
free delivery
To the offer
6% discount
Terronix 7-in-1 Hydrogen Water Tester, pH H2 TDS EC ORP Salt Temp Meter
Accurate Digital pH & Salinity Measurement:Get precise pH readings with the latest ATC digital technology and LCD screen. Measures salinity in pools and hot tubs (0-10000ppm), ensuring your salt chlorinator works at optimal efficiency.
$ 33.68
$ 35.68
To the offer
ORAPXI Pool Salt Tester pH and Salt Meter for Saltwater Pool pH Tester
Test pool salt level- Salt range:0~9990ppm/10~100ppt; Essential for keeping your pool salt water concentrate at the correct level if you are using a salt water chlorine generator. Check the salt concentration of saltwater pool and hot tub that use salt chlorine generator; Help the salt chlorinator work more efficiently in the appropriate salinity value.
$ 29.99
free delivery
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Poolmaster 23227 Replacement Indicator Solutions #1 - #5 For Spa or Swimming Pool Water Testing, Neutral, Small
For maintaining proper water chemistry
$ 13.32
To the offer
Leisure Time 45006A, Spa & Hot Tub Test Strips for Chlorine and Bromine
EASY TESTING: Leisure Time 45006A Spa & Hot Tub Test Strips provide a simple and convenient way to test the chlorine or bromine level in your spa or hot tub.
$ 15.29
To the offer
2-in-1 Chlorine&PH Meter Swimming Pool Tester, Handheld CL2 Level Meter Test Spa Water Quality Analysis Monitoring Monitor Analyzer
Critical tool for fast and accurate ph and chlorine readings
$ 29.90
free delivery
To the offer
7% discount
GIDIGI Digital pH Tester for Water, pH Meter for Hydroponic Water
Multi-functional 4-in-1 pH Tester: Our GIDIGI digital pH testers are versatile and can measure not only pH values but also TDS, EC, and water temperature. With a wide test range for pH (0.1-14.0), EC (0-9990μS/cm, 10.01-19.99mS/cm), TDS (0-9990ppm), and temperature (32.0-140.0°F, 0.0-60.0°C), it is perfect for various applications such as hydroponics, aquariums, drinking water, swimming pools, tap water, hot tubs, and brewing
$ 24.89
$ 26.89
To the offer
7 in 1 Pool Salt Tester, Digital Salinity & pH ORP Meter for Saltwater Pools, Hot Tubs, Spas, Aquariums, Sodium Chloride Water Quality Monitor
MULTI-PARAMETER TESTING: 7-in-1 digital meter measures pH (0-14 range), ORP, salinity, TDS, EC, and temperature for comprehensive water quality monitoring
$ 19.68
free delivery
To the offer
17% discount
Hot Tub & Pool Water Test for Bacteria & Mold by Detekt (Made in USA)
MADE IN THE USA: Proudly developed and packaged in the United States, at our Austin Texas headquarters, for trusted quality and reliability. Includes 3 dual-sided culture tubes to monitor multiple areas of your home.
$ 18.99
$ 22.99
To the offer
Smart pH Meter for Water, pH Measurement with pH Calibration Solution Kit
Portable pH Meter: YINMIK pH meter with 1.2m electrode line, making it ideal for on-site settings or mobile testing at remote locations. Even in harsh environments. It allows you to easily in complex environments or perform laboratory-level pH measurements in dirty and complex liquids (such as wastewater, suspensions and emulsions), no matter where and when you are. The operation is simple, just put the pH electrode into the sample solution and get accurate readings;
$ 47.99
free delivery
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GIDIGI 7-in-1 Pool pH Salt Tester H2/ORP/pH/TDS/EC/Saltwater Quality Meter
Accurately Measures Hydrogen & ORP - GIDIGI Hydrogen water tester is unlike Cheap pH Testers:This digital pH meter is verified by users to precisely test Hydrogen water (0-2400 ppb) and ORP levels—Specialized for Hydrogen Water Bottles. Ensure your hydrogen-rich water is potent and effective, giving you peace of mind about your wellness investment.
$ 29.99
free delivery
To the offer
2 in 1 pH & Chlorine Meter, Digital Water Quality Tester CL2 & pH Monitor
ACCURATE & RELIABLE TESTING – Ensure your pool, spa, or hydroponic system stays safe and balanced! Proper pH is critical—if water is too acidic or alkaline, chlorine sanitizer won’t work effectively. This tester provides fast, precise measurements of pH and free chlorine (Cl2) levels, helping you maintain optimal water conditions.
$ 27.59
free delivery
To the offer
7% discount
Smart Pool Monitor, Pool Salt Reader with Solar Powered, Digital pH Salt Meter for Salt Water Pool, YINMIK 5 in 1 pH Salinity EC TDS Temp Tester for Outdoor Pool, HOU Tub, SPA
{ WiFi 5 in 1 Pool Monitor} Monitor the pH, Salt, EC (Conductivity), TDS (Total dissolved solid), Temperature of water. The YINMIK monitor is connected to mobile via the WiFi Tuya gateway and works within the 2.4GHz wireless network coverage. Suit for saltwater pool, above ground pool, inground pool, ground pool, inflatable pool, Backyard Pools, swimming pool, Jacuzzi, Spa, hot tub
$ 129.99
$ 139.99
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CANNABMALL 5-in-1 Digital PH Meter, with Voice Function, PH/TDS/EC/Temp/Salt Pool Salt Tester, Waterproof & Rechargeable Pen Meter for Swimming Pools, Fish Tank, Aquariums & Hydroponics
Multifunctional Tester: 5 in 1 pH meter can measure TEMP/PH/TDS/EC/SALT, the portable and rechargeable design is convenient for you to test the purity of water in various environments such as swimming pools, spas, aquariums and drinking water at any time.
$ 35.99
free delivery
To the offer
Goldsynco 2026 New Version 5-in-1 Water Quality Tester, Digital Handheld Meter for Salinity pH TDS EC Temperature, Swimming Pool Aquarium Drinking Water
5-IN-1 MULTIFUNCTIONAL TESTER: Goldsynco digital water quality meter measures pH, TDS (Total Dissolved Solids), EC (Electrical Conductivity), salinity, and temperature all in one handheld device for comprehensive water analysis
$ 25.00
free delivery
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7-in-1 Pool Test Strips - 150pcs Quick, Accurate Spa Test Strips for Hot Tub & Swimming Pools - Chlorine, Bromine, pH, Cyanuric Acid & Water Hardness Test kit.
COMPLETE 7-IN-1 MONITORING: Use our ph strips for water testing to measure pH, Chlorine, Bromine, and Hardness. Keep your water chemistry perfectly balanced with 150 high-quality strips that cover all essential maintenance needs.
$ 13.99
free delivery
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DROPLYTIX 20-in-1 Drinking Water Test Kit with App, Digital Water Tester for Drinking Water, Home Water Test Kit, Well Water Testing Kit, Water Test Strips for Lead, Hardness, Chlorine, Nitrate & more
[20-IN-1 DRINKING WATER TEST KIT FOR HOME USE]: Comprehensive mobile app advance drinking water test kit designed as a complete tool kit for home water analysis. Measures pH, water hardness, chlorine, nitrate, nitrite, drinking water hardness, iron, and more using water test strips, ph test strips, and reagent pads. Ideal home water test kit, water test kit for house, and water testing kits for drinking water for everyday household use.
$ 34.44
free delivery
To the offer
7 in 1 Water Quality Tester Pen-Type TDS ORP Meter PH Tester for Drinking Water Pools Aquariums hydroponic Cooking Measuring PH/TDS/EC/ORP/Salinity/S.G/Temperature Multi-parameters, ATC Function
7-in-1 Water Quality Meter: It's capable of measuring multi-parameters for water quality, such as PH(acidity and alkalinity), TDS (total dissolved solids), EC (electrical conductivity), ORP (oxidation-reduction potential), S.G (specific gravity), Salinity and Temperature. Simply press the {MODE/CAL} key to switch between the values to be measured,making it easy to use and suitable for testing most common aqueous solutions
$ 29.99
free delivery
To the offer
Pool Salt Tester,Digital Pool Water Tester,Accurate and Reliable,Salinity, pH Meter, EC, TDS, and Temperature 5 in 1;Salt Water Pool Testing kit, Used for Pool Salt and hydroponic Plants
Tired of tedious and unreliable test results? Come and experience our multifunctional salinity pH meter, which uses high-precision intelligent chips and high-quality titanium alloy probes to ensure detection accuracy and stability. It is simple and fast to obtain accurate detection results, becoming your trusted water quality detector
$ 29.99
free delivery
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hygger Pool Salt Tester & PH Meter, 5-in-1 Digital Pool Water Tester, High Accuracy Salinity PH Temp EC and TDS Saltwater Pool Test Kit for Aquarium Swimming Pool Hot Tub and Swim Spas
Application: As a tool to improve the quality of life, this pH/TDS meter can help you find out quality water value. It can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data
$ 28.99
free delivery
To the offer
Pawfly Pool Salt Tester & pH Meter, 5 in 1 pH Salinity TDS EC & Temperature Meter, Digital Salinity Tester TDS Meter for Swimming Pool Drinking Water Aquarium Hot Tub Saltwater & Spa
5 in 1 Digital Pool Water Tester: This water test meter delivers professional tests for salinity, pH, TDS, EC and temperature of the water. It features a super wide test range: salinity, pH (0-14), TDS (0-9999 ppm/10-200 ppt), EC (0-9999 μS/cm) and temp (0-60 °C/32-140 °F).
$ 26.99
free delivery
To the offer
Hydrogen Water Tester pH H2 ORP Meter, Hydroponic pH TDS EC Meter, 6 in 1
Hydrogen Water Meter PPB PPM: The newly launched EZTOCH hydrogen water bottle tester in 2025, can switch between two modes of H2 test (PPM/PPB) with one button. PPM measurement range is 0-2400ppm with resolution of 2ppm. PPB measurement range is 0.001-2.400ppm with resolution of 0.002ppm. High-precision measurement, fast response, suitable for hydrogen producing water bottles, hydrogen generators, hydrogen-enriched water, H2 water generator
$ 32.99
free delivery
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pH Meter, 3-in-1 TDS Meter Digital Water Tester with 0.01 High Precision
【3-in-1 pH Meter】PmoYoKo 3-in-1 pH meter delivers high-precision simultaneous pH, TDS, and temperature readings. This TDS tester offers full water quality analysis for safe use, replacing 3 single-function tools to simplify testing for pools, gardening, and daily use—no device switching needed
$ 28.59
free delivery
To the offer
5% discount
GIDIGI pH EC Meter for Hydroponic, Digital pH TDS EC ppm Tester
4-in-1 pH Meter with Color Screen: GIDIGI ph testers for water with pH, TDS, EC and temperature values on the large, easy-read color display. No need to compare colors using test strips—water ph tester can get a complete water quality snapshot instantly, this ph and ppm meter is perfect for hydroponic nutrient solutions.
$ 27.54
$ 28.99
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Basic 3-Way Swimming Pool & Spa Test Kit - Tests Water for pH, Chlorine
Professional 3-way water test kit for maintaining proper Chlorine, Bromine, and pH chemical levels in swimming pools and spas. The test kit is organized in a polyethylene case.
$ 12.99
free delivery
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Clear Test 7-in-1 Pool Test Strips, 150 Count – 6 Individually Sealed Packs for Extended Shelf Life – Hot Tub and Spa Test Kit for Chlorine, Bromine, pH, Alkalinity, Hardness and Cyanuric Acid
Extended Life – 6 Packs of 25 Strips Unlike other test kits that lose accuracy 90 days after opening, our strips come in 6 individually sealed packs of 25. That means you get 150 total strips with up to 6X the shelf life — fresh, accurate results every time you open a new pack.
$ 12.99
free delivery
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Digital Pool Water PH Tester - Multifunctional 4 in 1 PH Meter for Water/TDS/EC/Thermometer, TDS EC Meter Digital Water Tester with LCD Display for Drinking Water Swimming Pools Aquariums Hydroponics
4 in 1 Digital Pool Water Tester - Worried about your pool water? We've got you covered. Our water ph tester can measure pH, EC, TDS and temperature; Simply press the (MODE/CAL) button to switch between pH, EC (μS/cm), TDS (ppm) and read the values. Corresponding pH measurement range: 0.00-14.00 pH; Measuring range EC 0-9990μS/cm; TDS range: 0-9990ppm. Press and hold the HOLD/TEMP button to switch between °F and °C, easily monitor your water quality every day, so you always know what’s going on
$ 22.09
free delivery
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GIDIGI Digital Pool pH Meter Salt Tester 5 in 1 pH Pen, AAA Battery
GIDIGI Multi-Parameter Pool Salt Tester: The ultimate salt tester for pool owners, aquarium enthusiasts and hydroponic gardeners! Our digital pool salt tester combines pH meter for water, salinity tester for saltwater aquarium,TDS,EC and temp. Featuring a color screen multi-parameter display, instantly view pH+salt levels, pH+TDS or EC+pH simultaneously.No more tedious mode switching. GIDIGI digital pH tester outperforms traditional test strips, saving you 50% time.
$ 25.99
free delivery
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FLOSGSAI Salt Tester for Pools & pH Meter,Digital 5-in-1 Water Meter
Salt Tester for Pools(Multi-functional 5 in 1): FLOSGSAI portable salt water pool testing kit offers exceptional value, capable of measuring not only pH and salinity but also TDS, EC, and temperature. Wide measurement range—SALT (0–10,000 ppm, 10.1–200.0 ppt, 0.01–25.00%), pH (0.1–14.0), EC (0–9,990 μS/cm, 10.01–19.99 mS/cm), TDS (0–9,990 ppm), and Temperature (32.0–140.0°F / 0.0–60.0°C);It is a Ideal choice for a diverse array of applications, such as saltwater pools, hot tubs, aquariums, tap water, and more.
$ 34.99
free delivery
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LUPO 2-In-1 Pool Test Kit | Pool Testing Kit For Residential Swimming Pools & Spas For Testing Free Chlorine & pH | Pool Chemical Test For Quick & Accurate At-Home Pool Water Testing
2-IN-1 POOL TESTING KIT: An easy-to-use, accurate pool test kit for testing two essential water quality parameters in residential pools and spas: Free Chlorine and pH. Includes enough reagents for 100 individual tests, helping keep your water safe, clean, balanced, and ready to use anytime.
$ 14.99
free delivery
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HoneForest TDS Meter, Digital Water Tester - Accurate and Reliable, Measures TDS, EC & Temperature (°F/°C), 0-9990ppm, Water Test Meter for Drinking Water, RO/DI System, Aquariums, etc
ACCURATE AND RELIABLE: To achieve high accuracy, the TDS water tester is equipped with a premium quality titanium alloy probe, and an efficient intelligent chip that not only ensures stable performance but also contributes to exceptional accuracy, making it a trustworthy water quality tester
$ 13.97
free delivery
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10% discount
Yewhick Pool Salt Tester, Digital Pool Water Tester & Pool pH Tester, 7 in 1 FAC Digital Salinity Tester for Saltwater Aquarium Sodium Chloride Swimming Pools Hot Tubs Spas
Free Chlorine Tester for Pool - The Yewhick digital pool chlorine Tester can quickly help you monitor the concentration of free chlorine ions in your swimming pool. For most pools, the free chlorine concentration range is usually between 1-3 ppm. This effectively purifies the water while keeping it clear and transparent, making the pool look more appealing and swimmers able to enjoy a healthy and pleasant swimming experience.
$ 25.88
$ 28.68
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Terronix 7-in-1 Digital Pool Water Tester, Accurate Chlorine, pH, Salt, ORP, EC, TDS & Temperature Meter for Saltwater Pools, Hot Tubs, Aquariums, Spas & Hydroponics
Fast & Accurate Free Chlorine Testing:Quickly measure free chlorine (FAC) levels in pools and spas to ensure safe swimming conditions. Ideal range is 1–3 ppm. Achieve crystal-clear water and reduce health risks caused by improper chlorine dosing.
$ 19.70
free delivery
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Pool Check Borate Test Strips for Pools & Spas – 50 Count | Made in USA | Professional-Grade Accuracy Used by Pool Pros
EASY TO USE: Single dip and read test strip procedure and optimized color chart make the product ideal for technical and non technical users alike for detection of Borate in pool water
$ 15.44
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AquaChek Salt Test Strip Titrators for Pools - Salt Water Pool Test Strips for Sodium Chloride - Quick and Accurate Results - Professional Water Quality Testing Kit (10 Strips)
WHITE SALT TEST STRIPS: Tests the salt (sodium chloride) levels for pools with salt generator systems; White titrators measure levels from 400 to 7,000 ppm
$ 22.99
free delivery
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Hot Tub Test Strips, 100 Strips Water Hardness Test Kit, 7 in 1 SPA Test Strips for Hot Tub, Pool Test Strips for pH, Chlorine, Alkalinity, Bromine, Hardness, Cyanuric Acid
Vaytong
$ 12.99
free delivery
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AquaChek 641426E Swimming Pool and Spa Nitrate/Nitrite Test Strips, 25 Strips
Test for free chlorine, total chlorine, total bromine, pH, total alkalinity, and cyanuric acid
$ 15.49
free delivery
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AquaChek Red 4-Way Spa Test Strips - 50 Bromine Test Strips - Hot Tub Water Test Strips for pH, Bromine, Total Alkalinity, and Total Hardness - Quick and Accurate Results
Tailored for Spa & Hot Tub Owners Specifically designed for bromine-treated spas, these test strips measure the most important water parameters—Total Bromine, pH, Total Alkalinity, and Total Hardness—to ensure comfort, safety, and proper sanitizer performance.
$ 12.50
free delivery
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Poolmaster 5-Way Swimming Pool and Spa Water Test Kit for Chlorine, Bromine, pH, Acid Demand, and Total Alkalinity
Complete test kit for maintaining balanced pool water chemistry; tests for Chlorine, Bromine, pH, Acid Demand, and Total Alkalinity
$ 19.76
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YUZIIB Salt Tester for Saltwater Pool & pH Meter, Digital Water Tester for Salinity,Temp,EC,TDS Meter for Pool Salt Tester,Hot Tubs & Spas,Hydroponics,Aquarium,Accurate & Reliable,5 in 1 Tester,Green
Digital Pool Tester VS Pool Test Strips: Say goodbye to slow-reading test strips! Reduce the hassle of purchasing expensive filters and single-function testers.Our pool salinity tester provides fast and accurate readings, saving you money in the long run, especially for users who perform frequent tests (such as pool maintenance personnel and aquarium enthusiasts)
$ 23.25
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Pool Salt Tester pH Yewhick 7IN 1 Salt Meter
7 IN 1 Professional Water Quality Tester: The Yewhick 7-in-1 ORP meter accurately measures pH, SALT, EC, TDS, ORP S.G, and TEMP values. With a unique ORP sensor and new electrode design, the anti-interference ability is enhanced, making the measurement more stable and reliable. Have you been struggling to find a saltwater pool tester that is both accurate and easy to use? Our multifunctional ORP tester will tell you the answer
$ 19.36
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We have found a total of 156 pool testers deals for you at amazon, FiltersFast, Zoro, and other shops. The most popular brands are: GIDIGI, Taylor, and YINMIK. Today's offer is Pool Salt Tester & PH Meter - 5-in-1 Digital TDS Meter for Salinity PH Temp and EC, 0.01 High Accuracy, Swimming Pool, Hydroponics, Aquarium, Hot Tub, PPM Meter for Pool, Drinking Water, Wine with 33% discount. The lowest price we found in our deals is $ 12.06 . The highest price in our price comparison is $ 319.00 . Currently, we have selected 4 reliable shops for you to buy pool testers affordably.