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10 Best co2 monitors portable in Canada
Best Choice01GasDocGasDoc 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
Main highlights- What You Get: You will receive 1x DS-399PRO Carbon Monoxide & Carbon Dioxide Detector, 1x Type-C Charging Cable, 1x Lanyard, 1x User Manual
- Powerful Rechargeable Battery: Equipped with a robust 1000mAh battery, the DS-399PRO CO&CO2 monitor features Type-C charging for quick and efficient power replenishment. A full charge provides up to 72 hours of continuous use, making it a reliable companion for long trips or extended outdoor activities
- Easy to Carry: This portable carbon monoxide and carbon dioxide detector is designed to be extremely compact, approximately the size of your palm, measuring 4.13 x 2.05 x 0.94 inches. Its small size makes it easy to carry, whether tucked in your pocket or attached to your luggage or backpack using the included lanyard. Its portability ensures safety and peace of mind during your travels
- Audible & Visual Alarm: This CO&CO2 detector allows you to set custom alarm thresholds for both CO and CO2. When gas concentrations exceed the set alarm threshold, the device emits an audible alarm, and the ring indicator light below the screen changes color based on the alert level. This dual alert system provides double protection for your safety, ensuring you can respond swiftly and promptly to potential risks
- 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
9.8Exceptional
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- 02Temtop
Temtop CO2 Monitor with App Indoor Air Quality Monitor Portable CO2 Detector CO2, Temperature, Humidity for Home, Office or School
Main highlights- 【What's Included】 Detector x 1, USB cable x 1, User manual x 1, Bracket or accessories set x 1
- 【No Disturb for a Worry-Free Life】the sound alarm can be turned off, and without backlight, no noise and light disturbances, allowing you to easily fall asleep at night
- 【Multiple alarm modes 】the color coding and optional alarm, will sound the warning when the CO2 concentration becomes excessive.
- 【Multifunctional CO2 monitor with App】Real-time CO2 detect, humidity and temperature monitor with App by bluetooth. CO2 detection range: 400-5000PPM. Temperature detection range: -10-60°C (14-140°F). Humidity detection range: 0-99%RH.
- 【Large and Clear Display】Equipped with a 3.3-inch large LCD screen, it can simultaneously display the test results of multiple parameters clearly, allowing users to grasp the indoor environmental conditions at a glance.
- 【Cost-effectiveness and 70 days standby】the latest Photoacoustic CO2-Sensor incorporates intelligent algorithm , offering dual detection modes and using up to 70 days ! It provides you with the most cost-effective CO2 detector.
9.7Exceptional
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- 03INKBIRDPLUS
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor with Full Color LCD, Indicator Light, Alarm, Auto Calibration, for Home, Office, Travel
Main highlights- Wide Application: You will get—— 1x CO2 detector, 1x lanyard, 1x 2m charging cable, and a user manual. This portable CO2 monitor is suitable for home, office, grow tent, greenhouse, production warehouse, raw material processing, indoor home decoration, and more.
- Portable and Long-Lasting: Because of its small size and portability, you can take it anywhere and hang it with the included lanyard. And it comes with a built-in 1000mAh lithium battery that can be fully charged within 3 hours and last about 72 hours.
- High-Quality CO2 Detector: INKBIRDPLUS adopts an advanced NDIR sensor, which detects carbon dioxide through infrared sensing technology and has high precision, strong anti-interference, and excellent stability for detecting carbon dioxide concentration at any time and anywhere you stay.
- HD Full-Color LCD Display: Its big full-color LCD screen is easy to read and eye-caring. If there is no operation for 5 minutes, it will automatically enter energy-saving ECO mode, causing no disturbance to the surrounding environment.
- Dual Alarm Function: This CO2 monitor has CO2 indicator lights on its screen—green light for good (400~699ppm), yellow light for medium (700~1499ppm), and red light for dangerous state (1499~5000ppm). When the detected CO2 concentration exceeds 1500 ppm, the device will also sound an alarm to remind you. And the CO2 alarm value is customizable.
9.5Excellent
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Value for Money04GasDocGasDoc 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
16% OffMain highlights- Portable & Travel-Ready: Lightweight and pocket-sized with a lanyard and built-in magnet. Clip it to your backpack, hang it in your tent, or attach securely to metal surfaces. Once powered, it runs continuously for up to 72 hours. Perfect for use at home, in the car, office, tent, or while traveling
- How to Properly Test CO: Easily verify detector responsiveness by placing a small smoke source, such as burning paper or a cigarette, near the sensor — keeping a safe distance from smoke or ash. The alarm should activate within seconds. Not recommended to test with car exhaust or gas stoves, as normal operation usually does not release detectable CO
- Dual-Gas Protection: Carbon monoxide (CO) detection helps prevent poisoning from faulty heating systems, fireplaces, or vehicle exhaust, while carbon dioxide (CO2) monitoring indicates ventilation quality in enclosed areas such as homes, indoor growing spaces, or wine cellars — offering full protection against multiple hazards
- Dual Audio-Visual Alarms: Features a three-color indicator (green/yellow/red) and a loud buzzer. Supports customizable alarm thresholds, allowing personalized safety parameters for different scenarios such as home, garage, tent, and more
- 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
9.4Excellent
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- 05GasDoc
GasDoc DS-399 Carbon Monoxide Detector, 168H Standby, Rechargeable 3-in-1 Portable CO Detector with Audible & Visual Alerts for Travel & Camping, CO Meter for Home, Car & Tent - Dark Blue
Main highlights- What You Get: You will receive DS-399 Carbon Monoxide Detector, Type - C Cable, Lanyard, User Manual
- Powerful Rechargeable Battery: Featuring a powerful 1000mAh battery, this CO alarm is equipped with Type-C charging capability, ensuring minimal downtime. A full charge provides up to 168 hours of continuous use, making it a reliable choice for long trips and extended outdoor stays
- Easy to Carry: This handheld CO tester is designed to be extremely compact, roughly the size of your palm. Its small size makes it easy to carry, whether tucked in your pocket or attached to your luggage using the included lanyard. Its portability ensures that safety is always within reach during your travels
- Carbon Monoxide Detector: The DS-399 Portable Carbon Monoxide Detector can detect CO levels ranging from 0 to 1000 PPM. It also allows you to set custom alarm thresholds for even earlier detection, ensuring your safety. In addition, the CO meter monitors real-time temperature and humidity, providing you with accurate environmental data
- Audio-visual Alarm: The detector allows you to set custom CO alarm thresholds. When the gas concentration exceeds the set alarm threshold, the device emits an audible alarm, and the ring indicator light below the screen changes color based on the alert level. This dual alert system provides double protection for your safety
9.2Excellent
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- 06Temtop
Temtop CO2 Monitor Indoor air Quality Monitor Portable CO2 Detector CO2, Temperature, Humidity Home, Office or School
Main highlights- 【What's Included】 Detector x 1, USB cable x 1, User manual x 1, Bracket or accessories set x 1
- 【No Disturb for a Worry-Free Life】the sound alarm can be turned off, and without backlight, no noise and light disturbances, allowing you to easily fall asleep at night
- 【Multiple alarm modes 】the color coding and optional alarm, will sound the warning when the CO2 concentration becomes excessive.
- 【Multifunctional CO2 monitor】Real-time CO2 detect, humidity and temperature monitor. CO2 detection range: 400-5000PPM. Temperature detection range: -10-60°C (14-140°F). Humidity detection range: 0-99%RH.
- 【Mini and Multi Application】Small and thin , easy to carry, also with a detachable stand and adsorptive back cover. You can check air quality anywhere and anytime.
- 【Cost-effectiveness and 70 days standby】the latest Photoacoustic CO2-Sensor incorporates intelligent algorithm , offering dual detection modes and using up to 70 days ! It provides you with the most cost-effective CO2 detector.
8.9Very Good
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- 07PinoTec
5-in-1 Professional Indoor Air Quality Monitor Indoor Portable CO2 Monitor | Temperature | Formaldehyde Detector | Humidity TVOC | Air Quality Tester - Confined Space Clean Air Monitor (Cream White)
Main highlights- 【WIDE APPLICATION】This indoor air quality meter is small and portable, can detect the gas quality in bedroom, living room, kitchen, office, car, school, hotel, cellars, restaurant, campground and other environments. It is suitable for home air detection, car air detection, grow room, maternal and child room air detection, and public place detection and so on.
- 【USB RECHARGEABLE BATTERY】This indoor air quality monitor adopts 1200mAh battery and supports USB charging, supporting a long time of continuous use and providing great convenience to charge, so that you can check the air quality from anywhere. It can carry on long time uninterrupted monitoring to air quality and will always take care of you and your family health.
- 【MULTIFUNCTIONAL AIR QUALITY METER】This 5 in 1 air quality tester can real time accurate detect carbon dioxide (CO2), formaldehyde (HCHO), volatile organic compounds (TVOC), temperature and humidity. It is necessary to know the air quality of the place where you live and it can help you understand indoor air quality at a glance.
- 【COLOR LED SCREEN】This CO2 detector adopts intelligent color screen, which is super easy to read and shows clearly real time data. You can directly to know the overall environment quality and track on each gas mean value to know what gas in air is unsafe and take accordingly actions. In alert mode, the monitor will alert you to the environment by changing the colors.
- 【100% QUALITY ASSURANCE】We are very confident in the quality of this portable CO2 monitor, and provide 12 months warranty or refund for it. Please feel free to reach us if you have any questions about your purchase. We will solve your problem within 24 hours.
8.8Very Good
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- 08PinoTec
5-in-1 Professional Indoor Air Quality Monitor Indoor Portable CO2 Monitor | Temperature | Formaldehyde Detector | Humidity TVOC | Air Quality Tester - Confined Space Clean Air Monitor (Carbon Black)
Main highlights- 【WIDE APPLICATION】This indoor air quality meter is small and portable, can detect the gas quality in bedroom, living room, kitchen, office, car, school, hotel, cellars, restaurant, campground and other environments. It is suitable for home air detection, car air detection, grow room, maternal and child room air detection, and public place detection and so on.
- 【USB RECHARGEABLE BATTERY】This indoor air quality monitor adopts 1200mAh battery and supports USB charging, supporting a long time of continuous use and providing great convenience to charge, so that you can check the air quality from anywhere. It can carry on long time uninterrupted monitoring to air quality and will always take care of you and your family health.
- 【MULTIFUNCTIONAL AIR QUALITY METER】This 5 in 1 air quality tester can real time accurate detect carbon dioxide (CO2), formaldehyde (HCHO), volatile organic compounds (TVOC), temperature and humidity. It is necessary to know the air quality of the place where you live and it can help you understand indoor air quality at a glance.
- 【COLOR LED SCREEN】This CO2 detector adopts intelligent color screen, which is super easy to read and shows clearly real time data. You can directly to know the overall environment quality and track on each gas mean value to know what gas in air is unsafe and take accordingly actions. In alert mode, the monitor will alert you to the environment by changing the colors.
- 【100% QUALITY ASSURANCE】We are very confident in the quality of this portable CO2 monitor, and provide 12 months warranty or refund for it. Please feel free to reach us if you have any questions about your purchase. We will solve your problem within 24 hours.
8.7Very Good
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- 09HAKINAKU
HAKINAKU Carbon Monoxide Detector Portable CO Alarm [3 in 1] CO & Temperature & Air Humidity Meter with LCD Display and Buit-in 1000mAh Lithium Battery for Home & Outdoor Use
8.6Very Good
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- 10Aochinmoto
Portable Carbon Monoxide Detector for Travel, Rechargeable Battery Powered CO Detector with 2.8" HD Screen & Audible Alarm, Portable Carbon Monoxide Monitor for Camping, Hotel, Car, RV
Main highlights- 【Rechargeable Battery & 2.8-inch HD Screen】This mini carbon monoxide detector battery powered design features a built-in 1000mAh rechargeable battery, providing up to 72 hours of operation in power-saving mode. The screen automatically sleeps after 30 seconds while the CO detector continues monitoring carbon monoxide levels. This battery operated carbon monoxide detector is lightweight and portable, making it ideal for travel, camping, RV trips, hotels, and home.
- 【OUTDOOR LANYARD & Kickstand】Integrated in 3.5x2.2x 0.66inches mini size,come with lanyard, kickstand,Screw buckle hole, which is convenient for you to carry and use in outdoor activities such as travel, camping, picnic, and adventure.
- 【How to test it ?】 Carbon monoxide is generated in incomplete combustion and dense smoke. We can take it close to a cigarette or burning paper that produces thick smoke. The CO concentration will change and show on the screen. Don't test it by car exhaust or airy place, too low CO consentration can't not trigger sensor to work.
- 【HIGH-PRECISION 3-IN-1 CO DETECTOR】The 3-in-1 portable carbon monoxide detectors can monitor the current CO concentration, temp and humidity in the air in real time. The detectable CO concentration range is 0~1000PPM, the temperature range is 14~122℉ / -10~50℃, and the humidity range is 0~95%RH. The data is accurate without delay, and real-time monitoring allows you to know the air quality of the environment at any time.
- 【4 LIGHT INDICATIONS & 85-decibel alarm】The carbon monoxide alarm can present 4-stage Fire icon indications according to the CO. 0~49PPM (green Fire icon,no alart), 50~99PPM (yellow Fire icon,3 times alert in 3 mins), 100~200PPM(orange Fire icon,5 times alert in 5 mins), 200~500PPM(red Fire icon, continuously alert=danger).
8.5Good
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