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10 Best co2 detector 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
9.9Exceptional
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- 02GasDoc
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
14% 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
9.8Exceptional
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- 03GasDoc
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
9.6Exceptional
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Value for Money04HAKINAKUHAKINAKU 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
15% Off9.5Excellent
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- 05LSENLTY
LSENLTY Carbon Monoxide Detectors, 3 Years Standby Time Carbon Monoxide Monitor, 0-999 CO Detector Range, 85dB Loud Sound Carbon Monoxide Detector for Travel Camping Home(Mesh Bag, Battery Included)
9.4Excellent
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- 06TOPTES
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
Main highlights- What You Get: You will receive CT-300 Carbon Monoxide Detector, Protective Case, AAA Batteries, User Manual
- Visual & Audible Alarm: The travel CO detector uses both visual and audible alarms. When the concentration of CO reaches the alarm threshold, the screen changes color and emits an urgent alarm sound to alert you of the presence of CO gas in your surroundings, allowing you to promptly detect the danger, protect yourself
- User-Friendly Functions: With high-quality ABS and PC material and anti-slip edge texture, CT-300 is durable and portable; It can be used for 40 hours with new batteries; Low-power indicator will remind you of time to change batteries; It will automatically switch off when not in operation or when no gas is detected within 10 minutes to save power; Backlit screen for easy viewing, adaptable to dim environments
- Swift & Precise Measurement: The CT-300, with an advanced electrochemical sensor head, swiftly detects CO levels from 0-5000 ppm. Its sensitivity ensures early warnings, allowing timely actions to prevent health risks. Accurate readings empower quick decisions, promoting safety and well-being. Versatile and portable, it guards against CO in various settings, ensuring peace of mind
- 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
9.3Excellent
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- 07Aochinmoto
Portable Carbon Monoxide Detector for Travel, CO Detector with HD Screen&Indicator Visual&Audible Alarm, Rechargeable 3-in-1 CO Monitor with Audible & Visual Alarm for Camping, Hotel, Car & RV
Main highlights- 【Rechargeable Battery & 2.8-inch HD Screen】This MINI Carbon Monoxide Monitors built-in 1000mAh battery which provides longest 120 hours life with power-saved mode: Screen auto sleep after 30s, the CO detector will go into low power operating mode.(CO monitor sitll continuesly working when screen off.) Ideal for travel, vacation, camping or any outing.
- 【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).
9.2Excellent
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- 08LSENLTY
LSENLTY Portable Carbon Monoxide Detectors Support 500-hour Standby Time, 3-in-1 CO Detector (Temp, Humidity, and CO), Remind Function, Lanyard Design for Camping Travel Car RV-Orange
14% OffMain highlights- Warm Tips: When there is no carbon monoxide gas in the surrounding environment, the product will display normally: 0000 PPM
- Remind Function: When the value exceeds 50PPM, a reminder will be issued. As the PPM value increases, the frequency of the reminder will increase. If you need to turn off the reminder sound, you can short-press the button to turn off the reminder sound. But for security design, if the CO concentration continues to exceed 50 PPM, even when turning off the reminder sound, the reminder sound will continue after 15 seconds.
- Portable CO Detector Support 500 Hours Standby: LSENLTY portable carbon monoxide detector's standby time can last up to 500 hours. When the detector is plugged in, the device's screen backlight will remain on. When the detector is not plugged in, the device will automatically turn off the screen backlight without any operation after 5 minutes. The CO detector continues working and monitoring the carbon monoxide concentration. You can short-press the power button to turn on the backlight.
- More Accurate CO Detector: Carbon monoxide is detected by an electrochemical sensor, and the measurement range of carbon monoxide is 0-1000PPM, accuracy is ±5PPM. The temperature and humidity use an imported Swiss sensor and support a quick refresh of 2 seconds. The temperature measurement range is -15℃-50℃, the accuracy is ±1.5°C, the Humidity measurement range is 0 ~ 99%, and the accuracy is ±5%.
- Convenient Design: Portable and compact design (dimensions: 0.3*6.6*1.4 inches), equipped with a lanyard design. The LCD shows the temp, humidity, and CO concentration values. It supports placing on the desktop or hanging on the wall or bag, etc. Suitable for camping travel car RV etc.
- 10-Year Sensor Lifespan: Enjoy greater safety and peace of mind thanks to import CO sensor's 10-year lifespan.
9.1Excellent
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- 09KBZU
𝗨𝗽𝗴𝗿𝗮𝗱𝗲𝗱 Portable Carbon Monoxide Detectors, 3 in 1 CO Monitor with Kickstand & Lanyard Gas Alarm [CO Temperature Humidity Sensor] 1000mah Battery for Indoor Outdoor Camping Travel RV Hotel
Main highlights- 【Portable Design CO detector】 Our 3in1 detetors come with lanyard and design with kickstand & Screw buckle hole. We can hang it , fixing it to wall or keep it stand anywhere, perfect for outdoor & indoor activities, camping tents, boats, aircraft, stove heating, RV car, hotel, kitchen, bedroom, living room and other confined spaces.
- 【New Electrochemical sensor upgraded】Built-in new upgraded sensor makes it more accurated and longlasting detect carbon monoxide. CO range: 0 to 1000PPM; Humidity range: 0% to 95%RH; Temperature range: 14 to 140 ℉. The cycle alarm works when the CO is over 50ppm: 50-100ppm: 3 times alert in 3 mins, 101-200ppm: 5 times alert in 5 mins, 200ppm upper: continuously alert.
- 【Longer battery life with new power-saved mode】Built-in 1000 mAh lion battery which provides longest 120 hours life with power-saved mode: Screen auto sleep after 30s, the CO detector will go into low power operating mode.(CO monitor sitll continuesly working when screen off.)
- 【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. › See more product details
- 【3in1 CO detectors】carbon monoxide, humidty and temperature monitors all Integrated in 3.5x2.2x 0.66inches mini size detetor body, real time tracking the concentration of harmful gases; humidity; temperature and make them show on the HD screen.
9.0Excellent
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- 10LSENLTY
LSENLTY Portable Carbon Monoxide Detectors Support 150 Hours Standby Time, 3-in-1 CO Detector (Temp, Humidity, and CO), with Lanyard Design Reminder Function for Camping Travel Hotel RV
10% OffMain highlights- 【User-Friendly Design】 When carbon monoxide concentrations exceed 50ppm, the device immediately activates the alert system, emitting an 85dB warning tone. To enhance the user experience, a short press of the device button after the reminder is triggered temporarily silences the buzzer, minimizing the disruption of the ongoing reminder. This silent mode lasts for two minutes, after which the device automatically resumes the alert function. If the current carbon monoxide concentration remains above 50ppm, the alert will reactivate.
- 【Portable Design】 The outdoor CO detectors feature a compact, portable design (7.1 x 7.1 x 2.4cm) and weigh only 75g, making it easy to fit in a pocket, backpack side pocket, or camping bag without taking up too much space. Even more thoughtful, the device features a dedicated hanging hole on the top, allowing you to attach a lanyard and hang it in a tent, RV cabin, or a prominent location indoors, allowing you to view data at any time while minimizing the risk of loss or accidental damage.
- 【High-Precision Senso】 This CO monitor features a built-in high-precision CO sensor, offering exceptionally high detection accuracy and fast response times. The sensor continuously monitors carbon monoxide concentrations in the air in real time, refreshing the readings every two seconds to ensure timely and accurate data, allowing you to stay informed of environmental changes.
- 【High-Definition Screen】 To ensure easy access to monitoring data for all users, the portable CO detector features a 2.5-inch high-definition screen. The display is clear and bright, allowing users to easily read the readings even in direct sunlight outdoors or in dimly lit rooms. Without complex operation, both the elderly and children can quickly understand the current environmental conditions, providing a truly convenient "at-a-glance" user experience.
- 【All-Round Protection】 This versatile CO tester is suitable for a wide range of scenarios. At home, it can be used in the kitchen, bathroom, and basement. Outdoors, whether in a tent, RV, or picnic area, it provides real-time comfort monitoring. It comprehensively protects you and your family's respiratory safety and living comfort.
- 【3-in-1 Multifunctional Design】 This Portable CO detector combines CO, temperature, and humidity sensors in one device, enabling comprehensive monitoring of key environmental indicators without the need for multiple devices. CO detection range: 0-1000 ppm; temperature detection range: -10°C-50°C; humidity detection range: 5%-95% RH.
- 【150-Hour Battery Life】 Designed with user needs in mind, this carbon monoxide detector features a built-in 1000mAh high-capacity battery and a power-saving mode (which automatically turns off the screen after one minute of inactivity). This mode allows the sensor to remain operational, continuously monitoring environmental safety. In this power-saving mode, the device boasts an exceptionally long battery life of up to 150 hours, eliminating the need for frequent recharging. This removes the worry of outdoor power consumption and provides peace of mind during travel and camping.
8.8Very Good
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