33% discount
U UNNI CO2 Monitor Carbon Dioxide Detector for Home, 3 Adjustable Volume for Alerts & 3 Adjustable Backlight, Photoacoustic Sensor for Temperature Humidity & Indoor Air Quality Monitor
CARBON DIOXIDE DETECTOR for HOME, SWITCH C F Great item for any home to monitor the weather and air quality! Real-time CO2 value, temperature and humidity, CO2 history chart, CO2 Concentration range, 3 Adjustable Volume for Alarm Setting & 3 Adjustable Backlight, Max Min Data, Low battery indicator.
First Alert SC5 Hardwire Smart Smoke & Carbon Monoxide Alarm, SMCO600NV-AC, 1-Pack
Compatible with Google's Nest Protect Alarm
23% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
SimpliSafe Smoke & Carbon Monoxide Detector
Instant alerts - even when you re not home - Get alerted to dangerous levels of smoke or CO in your home in real time on your phone with the SimpliSafe app.
Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Hardwired Alarm, AA Backup Battery
Double the Detection Alerts you to both smoke and carbon monoxide (CO)
10% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery-Operated Detector with Slim Profile Design, SMCO200, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
37% discount
Extech CO250 Portable Indoor Air Quality CO2 Meter with Datalogger - Carbon Dioxide, Temperature, Humidity, Dew Point, Wet Bulb, NDIR Sensor, 99 Record Storage, Large LCD Display
Accurate CO Monitoring - Measures carbon dioxide levels from 0 to 5,000 ppm using an advanced NDIR sensor for reliable indoor air quality testing
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMCO100, 1-Pack,White
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
Extech CO220 - Desktop Indoor Air Quality CO2 Monitor – Measures CO2, Temperature, Humidity, Dew Point & Wet Bulb – NDIR Sensor, 99‑Point Memory, Audible Alarm
Multifaceted Air Quality Monitoring - Measures carbon dioxide (0-9,999 ppm with 1 ppm resolution), air temperature (14 - 140 F -10 - 60 C), relative humidity (0.1 - 99.9 %), dew point, and wet-bulb temperature
Kidde Hardwired Carbon Monoxide Detector with 9-Volt Battery Backup, Digital LED Display 5.75 diameter x 1.8 depth
Carbon monoxide alarm operates on a 120V wired power source with a 9-Volt alkaline battery (included)
7% discount
Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10, 1 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
First Alert BRK Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMICO100, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
First Alert CO606, Plug-In Carbon Monoxide (CO) Detector, Hardwired Alarm with Battery Backup, 3-Pack
Keep your family safe from carbon monoxide in multiple rooms with this convenient plug in carbon monoxide alarm 3 pack; The alarms work with any standard outlet and also have a battery backup for continuous monitoring of CO levels, even if there's a power failure
Safe T Alert - Dual LP/CO Alarm - Flush Mount Black - 35-742-BL
DUAL PROPANE & CO DETECTION Patented Double-Duty Alarm upgrades your RV s safety by combining Propane Gas and Carbon Monoxide detection in one unit. Replaces single 12V propane alarms without extra wiring or modifications.
5% discount
Kidde Carbon Monoxide Detector, Plug-in Carbon Monoxide Detector with AA Battery Backup, 85 dB Alarm, Rotating Plug, LED Status Light Indicators, 5th Edition, COP
DETECTS CARBON MONOXIDE Model COP monitors CO levels & sounds a loud 85 dB alarm to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test Hush button for quick checks
First Alert BRK Carbon Monoxide Detector, Hardwired Alarm with Battery Backup, CO5120BN, White
Plastic
TOPTES CT-580 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Vibration, Visual & Audible Alarms, 0-1000PPM, TFT Color Display for Home, Camping, Travel, Industrial & Professional Use
Fast and Accurate The TOPTES CT-580 Carbon Monoxide Detector is a manual inspection tool equipped with a high-sensitivity, high-accuracy DDS sensor providing a quick response within 0.3 seconds. It detects CO concentrations from 0 to 1000 PPM and features two alarm thresholds, allowing for rapid assessment of environmental changes
Kidde Carbon Monoxide + Explosive Gas, Natural Gas & Propane Alarm, Plug-in with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Indicators, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display, Certified to UL 217 9th Edition, Standalone Model SC07, 1-Pack
Please Note SC07 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC07-W
Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Wire-Free Interconnectivity, AA Battery Powered
Double the Detection Alerts you to both smoke and carbon monoxide (CO)
First Alert SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White
Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
Kidde Hardwired Carbon Monoxide Detector with 9-Volt Battery Backup, 3 LED Indicators
Electrochemical sensor technology detects CO gas
X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector, 10-Year Battery Powered Fire and CO Alarm, UL 217 9th Edition Certified, SC06-W, 6-Pack
Please Note SC06-W supports wireless interconnection but does not have Wi-Fi
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor with Full Color LCD, for Home, Office, Travel (PTH-10C)
High-Quality CO2 Detector This portable CO2 meter uses an advanced NDIR sensor to detect carbon dioxide through infrared sensing technology, with high precision, strong anti-interference and excellent stability
First Alert SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup 2 Pack
Hardwired CO smoke alarm features battery backup for constant monitoring
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
29% discount
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3
Keep your family safe with this 3-pack of hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
Kidde Carbon Monoxide Detector, Plug-In with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Light Indicators, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
30% discount
Amprobe CO2-100 Handheld Carbon Dioxide Meter
Handheld digital meter measures ambient level of carbon dioxide (CO2) to monitor indoor air quality and performance of heating, ventilation, and air-conditioning systems
Kidde Carbon Monoxide Detector, Plug-in with AA Battery Backup, Easy-to-Read Digital Backlit Display, 85 dB Alarm, Rotating Plug, LED Status Light Indicators, 5th Edition, COPD
DETECTS CARBON MONOXIDE With backlit display that shows CO levels & sounds a loud 85 dB alarm when CO is detected to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test Hush button for quick checks
FIRST ALERT SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement
Convenient adapter plugs makes it easy to replace existing hardwired alarms without needing to rewire
18% discount
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 1 Pack
2-in-1 DETECTION Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
5% discount
X-Sense Wireless Combination Smoke and Carbon Monoxide Detector, 10-Year Non-Replaceable Battery, Interconnected Up to 24 X-Sense Link+ Devices, UL 217 & UL 2034 Certified, Model XP0H-WN, 3-Pack
Please Note XP0H-WN supports wireless interconnection but does not have Wi-Fi
Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Lights, 85 dB Alarm, 5-inches, 30CUD10, 1 Pack
2-in-1 DETECTION Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
Kidde Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Indicators, 85 dB Alarm, 5th Edition, COB10
DETECTS CARBON MONOXIDE Model COB10 monitors CO and sounds a loud 85-decibel alarm to signal evacuation to fresh air; LED warning light indicates hazard; test hush button allows quick checks or temporary silencing; replaces model C3010
18% discount
First Alert BRK SMICO110, 10-Year Battery Combination Smoke & Carbon Monoxide Alarm, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
5% discount
X-Sense Smoke Detector Carbon Monoxide Alarm Combo, 10-Year Non-Replaceable Battery, Not Hardwired, UL 217 & UL 2034 Certified, Model XP0H-SN, 1-Pack
Please Note The XP0H-SN is a basic standalone unit; does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for an interconnected version, search for XP0H-WN
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 1 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 3 Pack
2-in-1 DETECTION Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display
Easy Installation - simply plug-in to a standard, 120V outlet in your home
Kidde Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug-in with AA Battery Backup, Real-Time Notifications, 2.4 GHz Wi-Fi Enabled, Rotating Plug, 85 dB Alarm, 5th Edition, COPDLQW
REAL-TIME NOTIFICATIONS Sends alerts via the Kidde App (no subscription required); monitors indoor air quality, humidity, and TVOC levels; uses 2.4 GHz Wi-Fi; sounds a loud 85-dB alarm when CO is detected
40% discount
First Alert Carbon Monoxide Detector Alarm|No Outlet Required with Digital Display and Peak Memory, Battery Operated, CO410 , White
Keep your family safe with this easy to use digital display, battery operated carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
25% discount
BW Technologies MC2-XWHM-Y-NA GasAlertMicroClip XT Four-Gas Detector, O2/CO/H2S/LEL
Country Of Origin Mexico
7% discount
Kidde Carbon Monoxide Detector, AA Battery Powered, Detects Low-Level CO, Digital Backlit Display, Portable for Travel or Home, LED Status Indicators, 85 dB Alarm, 5th Edition, COBDL
DETECTS CARBON MONOXIDE Model COBDL monitors CO and sounds a loud 85 dB alarm to signal evacuation to fresh air; LED warning light indicates hazard; Test Hush button allows quick checks or temporary silencing
5% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMICO100, 3-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
41% discount
Vilfet 5-in-1 Carbon Monoxide Detectors, Natural Gas Leak Detector, Plug-in & Battery Backup Portable Co Detector, Co Gas Temp Humidity Sensor, HD Display Screen Vilfet, 1-Pcs, Black
5-in-1 Detectors Real-time monitoring of carbon monoxide(PPM), combustible gas (%LEL), temperature( F), humidity(RH%) and Backup Battery.
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 1 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
40% discount
Carbon Monoxide Detectors Plug in 5-in-1 Natural Gas & Smoke Alarm with LCD Display, Monitors CO, Gas, Smoke, Temp & Humidity, Portable CO Detector Backup Battery for Home/RV/Office 1-PCS
5-in-1 Advanced Detection with Real-Time Data The 5-in-1 carbon monoxide detectors plug in detector monitors CO, combustible gas, smoke, temperature, and humidity simultaneously. This CO alarm features a high-definition screen that displays dynamic data, refreshing every 2 seconds for quick and accurate readings.Equipped with dual sensors and dual alarm functions, it can issue alarms quickly and accurately.
FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
Versatile CO alarm senses high levels of propane, natural methane gas, and carbon monoxide
25% discount
BW Technologies MCXL-XWHM-Y-NA GasAlertMicroClip XL 4 Gas Detector, CO, H2S, LEL and O2, Yellow
Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research
12% discount
Kidde Carbon Monoxide Detector, Plug In Wall with 9-Volt Battery Backup, Digital LED Display - 2 Pack
Easy Installation - simply plug-in to a standard, 120V outlet in your home
29% discount
4 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display
Alarm and LED Indication Smoke and carbon monoxide detector has a real-time smoke and CO concentration on LCD display, once smoke or CO reaches its dangerous level, sensitive carbon monoxide alarm will give out both sound alert and red LED flash alarm, sound will be louder than 85 decibels.
Kidde Hardwired Kidde App Enabled Smart Smoke and Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnected Alarm
Double the Detection Alerts you to both smoke & CO
Portable CO2 Detector, 4-in-1 Carbon Dioxide Detector for Car with Audible & Visual Alerts, Temp/Humidity Sensor, Magnetic Back, 300H Standby – Ideal for Home, RV, Camping (Black)
Handheld Carbon Monoxide Detector This handheld carbon monoxide detector slips into any pocket for on the go protection. It delivers precise CO readings (0 1000ppm) on a crisp colour screen, with a 0.5s refresh rate. Weight 105g. Perfect for home, caravan, or workshop.
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, Voice Alerts , 1 Count ( Pack of 1)
2 units in 1 unit alerts you to smoke & carbon monoxide by sounding a loud, 85-decibel alarm & sounding voice alerts
33% discount
SITERWELL Plug in Carbon Monoxide Detector 10 Year Battery, CO Alarm Detector with Electrochemical Sensor and Sound Warning, AC Powered Portable Carbon Monoxide Detector for Home Office Travel,4-Pack
HIGH ACCURACY Equipped with an advanced electrochemical sensor, this detector accurately detects carbon monoxide levels, full protection for your family. Providing an audible warning in excess of 85 decibels.
BW Technologies GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow
Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications
26% discount
3 Packs Plug in Explosive-Gas & Carbon-Monoxide-Detectors,Hembisen 4-in-1 Carbon Monoxide Alarm,Natural Gas Leak Detector with °F & Humidity 4 Sensors for Home,RV,Apartment
3 Packs Upgrade Plug-in Combination Gas & Carbon Monoxide Detector Plug and play, easy to install, 4-in-1 sensor, real-time monitoring display and alarm.
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, Voice Alerts, LED Warning Light Indicators
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
28% discount
6 Packs, 2 in 1,Smoke Carbon Monoxide Detector,Carbon Monoxide Detectors/Smoke Alarm,85 dB Alarm,Large Screen Readout,Test Button,Battery Operated, Work State LED Flash,Easy Install
Comprehensive Protection This smoke & carbon monoxide alarms combine the power of two important safety features in one device to protect your family from both smoke and carbon monoxide dangers
Carbon Dioxide Leak Detector, 400/4000PPM
Price For Each Includes Batteries, Hard Case and Instructions Carbon Dioxide Concentration 400 to 4000 PPM Relative Humidity Range - Data Hold No Auto Power Off Yes Oxygen Concentration - Sensor Life 2 Years Power Source (4) AA Batteries Manufacturers Warranty Length 1 Year Display Audible and 6 LED Bar Graph Resolution - Humidity Accuracy -
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, Voice Alerts, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
26% discount
NICGOL 4 in 1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity) for Home, RV (Black)
NICGOL 4-in-1 Advanced Detection This upgraded 4-in-1 gas & carbon monoxide detector combines sensors for natural gas, carbon monoxide, temperature, and humidity in a single compact device. Features dual sensors and dual alarms for fast, accurate alerts. Detects CO, coal gas, and more.
Kidde Smart Carbon Monoxide Detector, Plug-in with AA Battery Backup, Real-Time Notifications, 2.4 GHz Wi-Fi Enabled, Rotating Plug, 85 dB Alarm, 5th Edition, COPDW
REAL-TIME KIDDE APP NOTIFICATIONS Get alerted to CO when you re home or away (no subscription required); sounds a loud 85-dB alarm when CO is detected; uses 2.4 GHz Wi-Fi
6% discount
Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,‎White
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
Carbon Monoxide CO Meter by Forensics | USA NIST Calibration | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm |
ACCURATE Carbon Monoxide (CO) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration.
Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5 inches, 30CUD10-V, 1 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
24% discount
GasDoc DS-100PRO Portable CO & CO2 Detector for Travel, 4-in-1 Magnetic Carbon Monoxide and Carbon Dioxide Detector, Audible & Visual Alarm, 3-Day Standby, CO & CO2 Monitor for Home, Tent, RV
All-in-One CO & CO2 Detector DS-100PRO detects carbon monoxide (0 1000 ppm), carbon dioxide (400 5000 ppm), temperature, and humidity. It triggers alarms at 50 ppm CO or 1500 ppm CO2, ensuring early warnings and all-round air quality protection
18% discount
Smoke and Carbon Monoxide Detector, 2 in 1 Smoke Detector, LED Warning Light Indicators, 10 Year Battery (White), 4 Pack
2-in-1 360 highly sensitive chip, this combination smoke and carbon monoxide detector can detect the threat of these two gases. Not single-function carbon monoxide detectors or smoke detector
New 2025 First Alert SMCO410 Z-Wave Battery-Powered Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, Single Pack, White
First Alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. Provides reliable 2-in-1 detection against both smoke and carbon monoxide.
HEIMAN Carbon Monoxide Detectors,Interconnected CO Detector 10 Year Battery Operated,UL Listed&UL 2034 5th Certified, Wireless Small Mini Portable CO Alarm for Home Travel Rvs/C1-R 3Pack
Wireless Interconnected - Whole-Home Protection One Starts, All Sounds No Wi-Fi required! The CO detector is different from traditional alarms; these devices "talk" to each other. When one alarm detects CO, every interconnected unit in your home will sound instantly(656 ft range 200 m). This ensures you hear the alert from any room, providing crucial extra seconds for your family to escape. (If you have Heiman other interconnected products, or a gateway you can unify safety across rooms)
22% discount
Carbon Monoxide Detectors and Natural Gas Detector, 4-in-1 Upgraded Carbon Monoxide Detectors Plug in, Gas Leak Detector with Dual Alarms, Temperature & Humidity Sensor for Home, RV, Black, 2 Packs
Four-in-one Function Detection Carbon monoxide detector and natural gas detector in one, with sensors for CO, gas, temperature, and humidity. Dual sensors and alarms ensure fast, accurate alerts to protect family safety.
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 4 Pack
2-in-1 DETECTION Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
22% discount
Vilfet Carbon Monoxide Detectors and Natural Gas Detector, 4-in-1 Carbon Monoxide Detectors Plug in, Gas Leak Detector with Dual Alarms, Temperature & Humidity Sensor for Home, RV, White, 2 Pack
4-in-1 Advanced Detection A carbon monoxide detector and natural gas detector in one, with sensors for CO, gas, temperature, and humidity. Dual sensors and alarms ensure fast, accurate alerts to protect against gas leaks.
21% discount
3 Packs Combination Gas & Carbon Monoxide Detectors Plug in,Natural Gas Detector,Propane,Methane,Carbon Monoxide Alarm,CO Level & °F & Humidity & Explosive Gas Detector for Home,Kitchen,RV
Upgraded 4-in-1 Natural Gas and Carbon Monoxide Detector 4 functions in one detector, making it more convenient for you to check at any time.
CO2 Carbon Dioxide Air Quality Monitor, Pollution & Ventilation Meter, Tester; Detect & Test Indoor Air Ventilation Levels with CO2 PPM Levels, Temperature and Humidity Sensor Readings on LED Screen
CO2 PPM READINGS ON A LED DISPLAY Assess the quality of your air and help keep air fresh in any indoor space with this CO2 meter with a highly readable 2.8" 320 x 240 resolution LED screen display.
20% discount
2 Pack Smoke and Carbon Monoxide Detector,Smoke Detector Carbon Monoxide Detector Combo with Batteries,Fire Alarm Smoke Detector with Test Button and Digital Display
Two Sensors Carbon monoxide detector smoke alarm has a 2-in-1 dual sensors, photoelectrical and electrochemical sensors. They work separately, no matter which one reaches their dangerous concentraion, combination smoke carbon monoxide alarm detector will go off with red led flashing
20% discount
2 Packs Combination Natural-Gas and Carbon-Monoxide-Detector,Koabbit 4-in-1 CO/LPG/LNG Explosive Gas Detector Alarm with Temperature(°F) & Humidity for Home,RV,Hotel,Apartment
Koabbit 4-in-1 Upgraded Gas & Carbon Monoxide Detector Designed with a large digital display, it detects and displays temperature, humidity,natural gas and carbon monoxide levels in real time for your peace of mind
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
6% discount
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector
18% discount
4-in-1 Natural Gas Leak Detector & Carbon Monoxide Detectors with Natural, Propane, Co & Gas Leak Detector - Carbon Monoxide Detectors Plug in -Temperature & Humidity Detectors for Home, RV (2 Packs)
2 Packs 4-IN-1 Detection System This enhanced 4-in-1 Natural Gas Leak Detector & Carbon Monoxide Detector combines natural gas detection, carbon monoxide sensing, temperature monitoring, and humidity measurement. Featuring dual-sensor technology and a reinforced alert mechanism, it delivers rapid environmental analysis and comprehensive protection for household security through multi-dimensional hazard prevention.
21% discount
Kidde Ultra-Sensitive Carbon Monoxide Detector for Pets, Health, or Medical Conditions, Battery Powered with Digital Display, UNIT
Electrochemical sensor will detect low levels of CO (below 30 PPM) for family members or pets, specifically those who have medical conditions
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
Chlorine Dioxide Gas Detector by Forensics | USA NIST Calibrated | USB Recharge | Adjustable Sound, Light & Vibration Alarms | 0-20ppm ClO2 |
ACCURATE Chlorine Dioxide (ClO2) gas in air, 0 - 20ppm with 0.1 ppm resolution. Electrochemical sensors. Comes CALIBRATED to a NIST traceable source performed in Los Angeles, CA.
Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, Voice Alerts, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10-V, 1 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
Honeywell, Inc. C7232B1006 Carbon Dioxide Sensor with LCD display, Duct Mount
Honeywell
15% discount
2 Packs Gas & Carbon Monoxide Detectors - Plug in Carbon Monoxide Detector & Propane, Natural Gas Detector, CO Monitor Alarm & Explosive Gas Detector Alarm for Home,RV
2 Packs Upgraded Combination Gas & Carbon Monoxide Detector Plug-and-play, LCD digital display, easy to install.
14% discount
LFF CO2 Detector, 4-in-1 Wi-Fi Air Quality Monitor Gas Detector, Carbon Dioxide Detector, CO2 Monitor with Alarm, Temp, Humi and Time, Indoor Air Quality Monitor for Home, Kitchen, Room, Car
WI-FI CO2 DETECTOR WITH APP CONNECTION The Wi-Fi CO2 monitor enables remote air quality monitoring via the Smart Life APP (2.4GHz Wi-Fi only). You can view current air quality readings, export historical data, and analyze trends over time.
Kidde Carbon Monoxide Detector, AC-Plug-in with Lithium Battery Backup, Digital Display, Escape & Night Light
Easy installation - simply plug the CO detector into a 120-volt, 60Hz outlet in your home; the plug rotates for flexibility of placement
10% discount
Kidde Carbon Monoxide Detector with 10-Year Battery, Digital Display, 3 LEDs, Replacement Indicator, Peak Level Memory, 2 Pack
Electrochemical sensor technology detects CO gas & sounds an 85-decibel alarm
15% discount
Kidde Carbon Monoxide Detector, 10-Year Battery Powered, Digital Display, LED Status Indicators, 85 dB Alarm, 3rd Edition
Electrochemical sensor technology detects CO gas & sounds an 85-decibel alarm
Carbon Monoxide Detector for Inspectors by Forensics | USA NIST Traceable Calibration | Computer Data Logging | Built-in Pump & 4ft Probe |
Detect Carbon Monoxide 0 -1000ppm with 1ppm resolution. Comes USA NIST traceable calibrated in Los Angeles.
Sensorcon AV8 Inspector Pro Portable Carbon Monoxide Detectors for Aviation – Professional-Grade Carbon Monoxide Monitor with Visual, Audio and Vibration Alarms
Aviation-Grade CO Detection Designed for pilots, the Sensorcon AV8 Pro Portable CO Monitor (AV8-CO-03) uses advanced electrochemical sensors and embedded software to provide accurate, real-time carbon monoxide readings in parts per million (ppm).
9% discount
4 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen
Easy Installation Can be installed in several minutes. Coming with screws and bracket. Powered by battery(included), it will not be affected by power outage. When an intermittent "chirp" accompanied by a red LED flash every 32 seconds indicates a low battery.
Kidde Smoke and Carbon Monoxide Detector, AA Battery-Powered, Wire-Free Interconnect, Voice Alerts, LED Status Light 85 dB Alarm, 5-inches, 30CUDR-VRF
2-IN-1 DETECTION WITH VOICE ALERTS Model 30CUDR-VRF detects smoke and CO with advanced sensing technology for over 25% faster smoke detection*; announces "Fire" or "Warning, Carbon Monoxide" and sounds a loud 85-decibel alarm with red LED light
13% discount
2 Pack 4 in 1 Plug in Carbon Monoxide Detectors & Natural Gas Combination Built-in Backup Battery & 2.1'' HD Screen [CO Gas Temp Humidity] Propane Methane Combustible Gas Alarm for Home/Travel(White)
Multi-Function Display This carbon monoxide detectors digital screen shows Combustible Gas Concentration, CO levels in PPM, temperature in Fahrenheit, and humidity percentage with clear icons for easy monitoring
USA NIST Calibrated 4 Gas Monitor by Forensics | O2, CO, H2S, LEL | USB Recharge |
SENSOR High quality electrochemical sensors. USA NIST traceable calibration. Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Combustibles (LEL). Turn ON and GO.
First Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
Kidde Carbon Monoxide Detector, AA Battery Powered, Portable for Travel or Home, 85 dB Alarm, LED Status Indicators, 3rd Edition, 6 Pack
Electrochemical sensor technology detects CO gas
5% discount
Sensorcon Inspector Industrial Pro Portable Carbon Monoxide Detector – Fast-Response Intrinsically Safe CO Detector with Adjustable Visual, Audio & Vibration Alerts
Professional-Grade CO Detection Equipped with advanced electrochemical sensor and proprietary embedded software, this portable carbon monoxide sensor (INS-CO-03) delivers accurate, reliable readings of CO concentrations in parts per million (ppm).
9% discount
Lunarlipes Plug in Gas & Carbon Monoxide Detectors, 4-in-1 Natural Gas Detector & Carbon Monoxide Alarm with Temp & Humidity, Combination CO Propane Methane Explosive Gas Detector for Home/RV (2 Pack)
4-in-1 CO & Gas Guardian Advanced 4-in-1 CO Gas Detector, monitoring carbon monoxide (0 999 ppm), combustible gas (Level 1 4, up to 15% LEL), temperature (14 F 122 F), and humidity (0 95% RH) 24 7. Protect your family from invisible threats. Equipped with four precision sensors for instant danger alerts, it ensures your family's safety with unrivaled reliability.
Sensorcon Inspector Portable Carbon Monoxide Detector with Visual and Audio Alarms – Waterproof Digital CO Detector for Personal, Ambient, and Combustion Monitoring
Professional-Grade CO Detection Equipped with advanced electrochemical sensor and proprietary embedded software, this portable carbon monoxide sensor (INS-CO-01) delivers accurate, reliable readings of CO concentrations in parts per million (ppm).
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
X-Sense Smoke Detector Carbon Monoxide Alarm Combo, 10-Year Non-Replaceable Battery, Not Hardwired, UL 217 & UL 2034 Certified, Model XP0H-SN, 3-Pack
Please Note The XP0H-SN is a basic standalone unit; does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for an interconnected version, search for XP0H-WN
6% discount
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR-V, 1 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
Heiman Smart Carbon Monoxide Detectors, Matter CO Detector, Real-time Notification, UL 2034 5th Certified, Wireless Battery Powered Mini Fire Alarm for Home, Compatible with Smartthings,Home Assistant
Trusted Protection, Recognized Excellence UL 2034 (5th Ed.) Certified and CSFM Approved for dependable residential CO safety. This co detector, is the Winner of the Red Dot Design Award, delivering reliable performance in a sleek, modern form.
7% discount
Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Lights, 85 dB Alarm, 5-inches, 30CUD10, 2 Pack
2-in-1 DETECTION Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
10% discount
GasDoc DS-399PRO Carbon Monoxide and Carbon Dioxide Detectors, 4-in-1 Portable CO2 & CO Detector with Audible & Visual Alarm, Rechargeable CO & CO2 Meter for Home, Travel, Camping, Car, 72H Standby
4-in-1 CO & CO2 Detector The DS-399PRO is a versatile 4-in-1 detector that measures carbon monoxide (CO) levels from 0 to 1000 PPM and carbon dioxide (CO2) levels from 400 to 5000 PPM. Whether at home or on the go, it ensures that the air you breathe is safe, protecting both you and your loved ones. Additionally, the detector monitors real-time temperature and humidity, providing you with environmental data, making it ideal for everyday use
9% discount
MOESAPU 3-In-1 Portable Carbon Monoxide Detector, 0-1000ppm CO Meter with Temperature Humidity, 260H Standby Rechargeable Battery, Magnetic Air Quality Monitor Alarm for Travel car Camping Home Safety
Accurate Detection for Your Safety Featuring high-precision electrochemical sensor with 10-year lifespan, sensitive carbon monoxide detector employs advanced compensation algorithms with 0.5s response. It ensures precise yet real-time monitoring of CO, temperature and humidity. Readings are clearly displayed on digital LCD screen that has 3 brightness levels for suitable visibility in both sunlight and darkness. Amazing mini device helps you stay protected from hidden hazard
FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, CO400, White, 2 Count (Pack of 1)
Keep your family safe with this 2-pack of easy to use, battery operated carbon monoxide alarms; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
2026 New Multi-Function Detector,6-in-1 Plug in Detector with HD Digital Display and Magnetic Base, Backup Battery,for Home, Kitchens, Hotel (2Pcs*Silver)
6-in-1 Multi-Function Detector Featuring high-precision sensors and a 3D porous design, this detector provides sensitive and accurate monitoring of temperature, humidity, and other environmental conditions. Built-in rechargeable battery and magnetic base, this portable detector offers continuous, portable safety monitoring and continues to function even during power outages.
X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, SC06
Please Note SC06 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC06-W
TopTes Guard-156 4 Gas Monitor Multi Gas Detector for H2S, CO, LEL, and O2, Triple Alarm Modes (Visual, Vibration, Sound), 0.5s Fast Response, Dust and Explosion Proof Design for Work and Home Safety
Precise Sensors for Fast Gas Leak Detection The Guard-156 4 Gas Monitor is engineered to swiftly detect 4 key gases (H2S, CO, LEL, and O2). It responds within 0.5 seconds and continuously alarms until gas levels are restored to safe levels. Additionally, Guard-156 includes an alarm history storage feature for easy tracking and safety management
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 3 Pack
2-IN-1 DETECTION Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
7% discount
AEGTEST AGT-2000 Portable Carbon Monoxide Detector for Travel, 240H Standby, CO Detector with Audible & Visual Alerts for Camping, Rechargeable CO Meter with Built-in Emergency Flashlight
Carbon Monoxide Detector The AGT-2000 is a portable carbon monoxide detector with a high-sensitivity UK DDS sensor, delivering a rapid response time of up to 0.3 seconds. It accurately detects CO concentrations from 0 to 1000 PPM and continuously monitors environmental changes. Whether at home or on the go, it helps ensure the air you breathe remains safe, protecting you and your loved ones
9% discount
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, Voice Alerts, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 30CUAR-V, 1 Pack
2-in-1 DETECTION Model 30CUAR-V detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
First Alert CO615 Dual-Power Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display, White
Keep your family safe with this digital display, plug in carbon monoxide alarm; It works with any standard outlet and also has a battery backup for continuous monitoring of Carbon Monoxide levels, even if there's a power failure
6 Packs,2 in 1 Technology, Smoke,Carbon Monoxide Detector, Co Alarm,85db Alert,LCD Readout,3 Color LED Indication,(Green Light Blinking at Work), with 3 AA Batteries,Easy Install,for Home and Kitchen
Reliable Hazard Detection This smoke and carbon monoxide detector detects both smoke and CO, offering protection from two dangerous threats with one device
Colorwell Portable Carbon Monoxide Detector for Travelc, Plug in Wall with LED Digital Display Voice Light Plug and Play - 2 PCS
New Upgrades Plug and play. whether you are at home or traveling, it can be hung anywhere with a power supply.
FIRST ALERT BRK SC9120FF Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 1 pack , White
Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
Portable CO2 & Carbon Monoxide Detector for Travel, Rechargeable Monitor with Audible and Visual Alerts, Magnetic Back, USB-C, for Hotel, RV, Car & Camping
Gas & Climate Ranges Detects CO 0 1000 ppm and CO2 0 5000 ppm; shows temperature -10 C to 55 C (14 F 131 F) and humidity 0 100% RH; carbon monoxide detectors readings displayed in ppm for indoor travel checks
6-in-1 Multi-Function Detector, Plug-in with Magnetic Base and Backup Battery, Large LCD Display, Audible/Visual Alerts for Home, Kitchen, Garage and RV(1 Pack)
6-in-1 Multi-Function Detector Featuring high-precision sensors and a 3D porous design, this detector provides sensitive and accurate monitoring of temperature, humidity, and other environmental conditions. Built-in rechargeable battery and magnetic base, this portable detector offers continuous, portable safety monitoring and continues to function even during power outages.
Kidde Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug-In, WiFi, Alexa Compatible Device, Voice & App Alerts
Industry First 2-in-1 Detection - Carbon monoxide detector & Indoor Air Quality Monitor combo alerts you to both CO & indoor air quality hazards, in a single device
UTIVO Carbon Monoxide Detector with Plug-in 3-in-1 CO, Temperature and Humidity Monitor - Portable Smart Alarm with Digital Display, Battery Backup and Dual Alerts
Protect Your Family Protect Your Family This carbon monoxide detector offers real-time monitoring of CO, temperature, and humidity, helping prevent silent threats like gas leaks, propane, and methane exposure. Ideal for home, RV, camper, garage, or apartment, it s a must-have for house essentials, traveling, and hotel safety.
Portable Carbon Monoxide Detector, 4-in-1 CO & CO2 Detector for Travel, Rechargeable Carbon Dioxide Monitor with Temp/Humidity Sensor, Custom Alarm Thresholds, 96H Standby, Mini CO Alarm for RV Hotel
4-IN-1 CO & CO2 Detector This portable carbon monoxide detector features two electrochemical sensors that can continuously monitor the concentrations of carbon monoxide and carbon dioxide, as well as temperature and humidity. It has a detection range of 0 to 1000 ppm for carbon monoxide (CO) and 0 to 5000 ppm for carbon dioxide (CO2), ensuring accurate data and providing reliable monitoring information at all times.
7% discount
RV Carbon Monoxide & Propane Gas Alarm, Briidea Dual LP/CO Alarm with Separate LED Indicator Light, Metal Housing, 100dB Loud Alert, Flush Mount, Compatible Replacement for Safe-T-Alert 30-442 Series
2-IN-1 ALARM The Briidea 2-in-1 alarm system, you'll receive early warnings that give you ample time to take precautionary measures and prevent any dangers, ensuring the safety of your and your family lives and property, allowing you to fully enjoy your travels. COMPATIBLE REPLACEMENT FOR SAFE-T-ALERT MTI INDUSTRIES 30-442 SERIES. Power Supply 12 VDC
Kidde Carbon Monoxide Detector, Plug In Wall with 10-Year Battery Backup, Digital LED Display, Test-Hush Button, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
TopTes Guard-101 Gas Detector, 4 Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, for Work, Home - Orange
Quick Detection, Safety First Guard-101 4 gas monitor multi gas detector is designed for rapid detection of 4 types of gases (H2S, CO, LEL, O2). The battery life lasts up to 14 hours, ensuring long-term monitoring of gas concentrations
3 Pakcs Combination Gas & Carbon Monoxide Detector, Plug in Carbon Monoxide Alarm & Natural Gas Detector,Propane,Methane,with Backup 9V Battery Feature, Digital Display, for Home, Apartment, RV
Combination Gas & Carbon Monoxide Detector 2-in-1 sensor design, high sensitivity, high reliability and high accuracy.
Car, Vehicle, Aircraft Carbon Monoxide CO Detector | Fast Low-Level 9ppm Alarm | Vehicles, Police, Pilots, Travel, Bus, Trucks | Metal Body, Small 2oz |
USES Exhaust leaks in vehicles (i.e. SUVs, aircraft, school buses, trucks & fleet vehicles that triggers headaches, nausea & driver fatigue.
Protmex 4 in 1 Portable Carbon Monoxide Detector, Professional Rechargeable CO CO2 Detector Meter Air Quality Monitor with Magnetic Suction, RV Carbon Dioxide Detector Alarm Temp/Humidity Sensor
High Precision 4 in 1 CO Detector The portable 4-in-1 carbon monoxide detector can monitor the current CO, CO2, temperature and humidity in the air in real time. Equipped with a high-precision sensor (10-year life), the detectable CO concentration range is 0 1000PPM, the CO2 concentration range is 400 5000PPM, and the temperature range is 14 122 -10 50 , humidity range is 0 95%RH. The data is accurate without delay and monitored in real time.
Watcher-S1 Portable Carbon Monoxide Detector, 150H Standby, Rechargeable 3-in-1 CO Meter with Magnetic Suction, CO Detector with Audible & Visual Alarm for Home, Travel, Tent, RV
3-in-1 Portable Safety Detector GuardStarX Watcher-S1 is a portable carbon monoxide detector offering real-time, accurate CO readings from 0 1000 ppm. Customizable alarm thresholds help you quickly detect potential risks, while integrated temperature and humidity monitoring keeps you informed of your home environment for everyday use
TopTes Guard-566 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Back Clip, Vibration, Visual and Audible Alarms, 168h Long Standby, Adjustable Alarm Thresholds for Home, Work Use
High-Quality CO Sensor & Multi-Mode Alarms Guard-566 CO monitor features a high-precision DDS sensor, delivering accurate measurements with a 0.5s response time. It is equipped with audible, visual, and vibration alarms to communicate critical alerts in various environments
Portable Carbon Monoxide Detector for Travel | 7-in-1 O2/CO Alarm with Air Pressure | Temperature, Humidity Sensors & 230-Hour Standby | Room Oxygen Monitor for Home, Hotel, Camping, RV
7-in-1 multi-functional The portable carbon monoxide detector integrates 7 essential functions oxygen and carbon monoxide detection, barometric pressure, temperature and humidity monitoring, plus a stopwatch and built-in flashlight SD card and supports data export, it s your reliable air quality monitor for travel and daily safety
5% discount
2 Packs Combination Gas & Carbon Monoxide Detector, Plug in Carbon Monoxide Alarm & Natural Gas Detector,Propane,Methane,with Backup 9V Battery Feature, Digital Display, for Home, Apartment, RV
Combination Gas & Carbon Monoxide Detector 2-in-1 sensor design, high sensitivity, high reliability and high accuracy.
Promtex 4 in 1 Portable Carbon Monoxide Dioxide Detector, Rechargeable CO CO2 Monitor Meter Air Quality Monitor with Magnetic & Lanyard for Home, Travel, RV, Camping with Temp/Humidity Sensor
High Precision 4 in 1 CO Detector The portable 4-in-1 carbon monoxide detector can monitor the current CO, CO2, temperature and humidity in the air in real time. Equipped with a high-precision sensor (10-year life), the detectable CO concentration range is 0 1000PPM, the CO2 concentration range is 400 5000PPM, and the temperature range is 14 122 -10 50 , humidity range is 0 95%RH. The data is accurate without delay and monitored in real time.
2 Packs Combination-Explosive-Gas-Carbon-Monoxide-Detectors,Plug in CO,LPG,Narural-Gas-Detector Alarm,4-in-1 Real-time Monitoring & Display with Temperature & Humidity for Home,Aparttment,RV
Upgrade four sensors for high reliability, high sensitivity, and high precision.
Professional 15-in-1 Air Quality Monitor with Smartphone APP - Dual Chip - Sensors Detect CO2, PM2.5/PM10, HCHO, TVOC | Real-Time Alerts & Custom Thresholds | for Home, Car, Office, Plants, Pets
Smart LED Display This air quality monitor features a high-definition color screen that displays real-time data with exceptional clarity. It provides an overall assessment of indoor air quality while tracking the average levels of various gases, helping you quickly identify potential air pollutants. In alert mode, the screen changes color to notify you of significant air quality fluctuations.
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange
Carbon Monoxide Detector TopTes CT-300 is an ideal portable CO tester to help you detect CO gas concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life. It is a must-have tool for homeowners, drivers, campers, DIY-ers, tourists, etc
Kidde Carbon Monoxide Detector, Plug In Wall with 10-Year Battery Backup, Digital LED Display, Voice Alerts, Test-Hush Button, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
Portable Carbon Monoxide Detector for Travel, 4-in-1 CO Detector with Audible & Visual Alerts, Magnetic Lanyard, 220H Standby, CO Monitor/Temp/Humidity/UV Sensor for Camping, Home, RV, Car (Olive)
4-in-1 Portable Carbon Monoxide Detector The newly upgraded 4-in-1 portable CO detector is your ultimate safety companion with powerful performance. It not only accurately measures airborne CO concentrations (0-1000ppm) to ensure your safety, but also monitors humidity (0-99% RH), temperature (14-140 F), and UV index (0-11) (the UV sensor - in the center below the detector facing the sun). It also includes a rear LED light for temporary illumination in dark or emergency situations. Whether indoors or outdoors, day or night, it delivers real-time air quality data and peace of mind in homes, hotels, kitchens, or travel compact, multifunctional, and ideal for everyday protection anywhere.
GasDoc DS-X1 Portable Carbon Monoxide Detector with Ambient Light, CO Detector with Magnetic Mount & Mental Hook, Travel CO Monitor with Visual & Audible Alerts for Camping, Cars, RV & Hotel
Portable CO Detector with Ambient Light DS-X1 portable carbon monoxide detector measures 0 999ppm while providing practical illumination for outdoor use. Designed as a travel carbon monoxide detector, it combines real-time CO monitoring with compact lighting for safer camping and trips
4-in-1 Portable Carbon Monoxide Detector for Travel & Camping, Rechargeable CO Monitor with Temperature, Humidity & UV Index Display, 1000mAh Battery, Magnetic & Lanyard for RV, Car, Tent, Hotel
4-in-1 Full Environmental Awareness Unlike traditional single-function CO alarms, this device is your ultimate travel guardian. It simultaneously monitors Carbon Monoxide (CO) levels, Temperature, Humidity, and UV Index for campers and travelers who need to know their environment inside out-whether you are checking heater safety or sun intensity
Daffypop Plug-in Carbon Monoxide & Natural Gas Leak Detector, 4-in-1 CO, Methane, Propane Alarm with Temperature & Humidity Monitor for Home, Kitchen, RV, Hotel, Travel – White
4-in-1 Carbon Monoxide Detectors for Complete Safety Detects carbon monoxide, natural gas, methane, and propane leaks in one device offering reliable 4-in-1 home protection for families, seniors, and pets.
AEGTEST AGT-2459 Portable Carbon Monoxide Detector, Rechargeable CO Detector, 0~1000PPM with Audible & Visual Alarms, TFT Color Screen for Home/Travel/Industrial and Mobile Operations - Blue
Fast and accurate AEGTEST AGT-2459 carbon monoxide detector uses a high-precision DDS sensor to detect CO levels from 0 to 1000 PPM. With a 10-second warm-up, it delivers instant response within 1 second for quick detection of the surrounding environment, designed for the reliability of domestic and industrial sites
Portable Carbon Monoxide Detector for Travel, 3-in-1 Rechargeable CO Detector with Alarm, 300H Standby, Temp & Humidity Monitor, Magnetic Back, Custom Alarm Thresholds for RV, Car, Camping, Hotel
Large Capacity & Extended Runtime Powered by a built-in 2000mAh rechargeable battery, this carbon monoxide detector offers exceptional endurance. On a full charge, it provides up to 10-12 days (approximately 300 hours) of continuous monitoring, freeing you from frequent recharging. It charges quickly via a standard USB Type-C cable (5V 1A input) in just 3 4 hours. Note To conserve power, the display will automatically turn off after 1 minute of inactivity. The sensor, however, remains fully active 24 7, ensuring uninterrupted protection
5 in 1 Carbon Monoxide Detectors, Natural Gas Detector with Dual Alarm & Bulit-in Battery, Propane CO Detector Plug in (Temp & Humidity) for Home RV Camping Travel (White)
5-in-1 CO & Gas Detector This upgraded carbon monoxide detectors monitors CO, combustible gas(natural gas, propane, methane, coal gas, etc.), temperature, and humidity in real time. An essential gas leak detector, it provides all-round protection for your family.
Nicbee 5-in-1 Smoke and Carbon Monoxide Detectors Plug in, Smoke Detector with Battery Backup Slot, Adjustable Brightness & Volume Levels, Smoke Alarm with Temp/Humidity for Home, RV, Travel(1-Pack)
5-in-1 Carbon Monoxide Detectors This upgraded smoke and carbon monoxide detector can monitor carbon monoxide, smoke, temperature, and humidity in real time. As a practical co detector, it adds three levels of brightness and volume adjustments to meet different usage needs for day and night, making it your ideal choice.
WiFi Smart Natural Gas& Carbon Monoxide Detector, 2 in 1，Plug-in, CO Gas Leak Alarm for Natural Gas, LPG, Methane, Propane & Butane, App Monitoring & LED Display
2-in-1 Gas & CO Detector Detects carbon monoxide and combustible gases (Natural Gas, Methane, LPG, Propane, Butane) in one plug-in device for complete home and RV safety.
AEGTEST AGT-2309 Portable Carbon Monoxide Detector, 15-Day Standby, Rechargeable Mini CO Monitor with Lanyard for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts, 0-1000ppm - Blue
Carbon Monoxide Detector The AGT-2309 is a portable carbon monoxide detector designed for long-term monitoring of carbon monoxide concentrations in the air. It can detect CO levels from 0 to 1000 PPM and is equipped with a high-precision sensor that responds in just 0.3S, providing timely protection for your safety
gutong 4 in 1 Carbon Monoxide Detectors Plug in, CO Detector & Natural Gas Detector with Battery Backup, HD Digital Display Monitors CO, Combustible Gas, Temp, Humidity - Home Safety for House, RV
4 in 1 Smart Detector Carbon monoxide detectors plug in can monitor CO, combustible gases, temp and humidity in real time, and display dynamic data on HD screen. The sleek and smart design makes it perfectly integrated into your home
WiFi Smart Carbon Monoxide & Natural Gas Detector, 2 in 1 Plug-in Gas Leak Detector with App Alerts, CO Detector for Home, Detects Natural Gas, LPG, Methane, Propane, Butane, LED Display
2-IN-1 PROTECTION FOR GAS & CO Protect your home with one device that detects both combustible gases and carbon monoxide. Monitors natural gas, LPG, methane, propane and butane while also tracking dangerous CO levels for complete household safety.
Plug-in C-arbon M-onoxide D-etector with Digital Color Display C-O Detector for C-O, Temperature & Humidity, 85dB Loud Alert, Self Test Function C-O Detector, for Home, Bedroom, Kitchen, RV (White)
4-in-1 Protection for Your Home This advanced detector combines carbon monoxide detection, combustible gas leak detection, temperature monitoring, and humidity monitoring in one compact unit. It helps provide around-the-clock awareness of indoor air conditions and potential hazards from natural gas, propane, methane, butane, LNG, and LPG.
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