Top 8 Best Portable Co2 Monitor

Carbon Monoxide DetectorTopTes 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. Swift Precise MeasurementThe 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. Visual Audible AlarmThe 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 FunctionsWith high-quality ABSPC 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. What You Get You will receive 1x CT-300 Carbon Monoxide Detector, 1x Protective Case, 3x AAA Batteries, 1x User Manual. We also provide a 36-month after-sale service and lifetime technical support. Please feel free to contact us if you have any questions or concerns.

The perfect companion for indoor environments, allowing you to monitor CO2 levels, temperature, relative humidity, and atmospheric pressure in real-time. Easy for anyone to use the color coding and the optional buzzer warns you when the CO2 concentration gets too high. Power-efficient e-ink display ensures super long battery life for this wireless device up to 4 years. Smartphone app for viewing and analyzing historical data up to 14 days history supports iPhone and iPad with iOS 12 or later, Android devices with Oreo 8.0 or later, compatible with Bluetooth 4.1 or later. Uses nondispersive infrared sensor NDIR technology for most precise and reliable CO2 measurements.

Mini Portable CO2 DetectorThe 3-IN-1 CO2 monitor uses NDIR technology to monitor indoor and outdoor CO2 concentration, the detection range is 400-5000PPM, it can also monitor Humidity range0-99RH and Temperature range -10-50.. Large Full-Color LCD Screen DesignThe mini CO2 meter can monitor CO2 concentration in real time and can send out smart alarms according to different concentrations of CO2. At the same time, this CO2 detector with large full-color LCD screen design is easy to read with eye protective function.. Easy to CarryThe portable carbon dioxide detector is lightweight and compact, combining beauty and technology, easy to carry, with an anti-loss hanging rope, allowing you to keep informed of environmental changes around you.. Upgraded Button FunctionThe CO2 monitor with three buttons design,The M key can adjust the brightness, it has 3 different brightness,choose the low brightness mode can help you save the battery, the Power button can Switching degree Fahrenheit and Celsius with short press, long press is to turn on or off the device, The S key can turn on or off the Alarm with short press, long press to calibration data.. Large Capacity Rechargeable BatteryThe CO2 detector built-in a high-capacity rechargeable battery , which takes only 2 hours to full charge and up to 20 hours of standby mode, You can long time to use it in indoor and outdoor monitor air quality arround you..

Accurate Reliable2022 update version CO2 detector adopts high quality infrared NDIR sensor, with high measurement accuracy, respond quickly, and a resolution of up to 1 ppm that can accurately detect Carbon Dioxide CO2 of air, measuring range 400 - 5000 ppm. Further, it can also monitor temperature14-120 and humidity0-99RH of air.. Full-Color LCD ScreenCO2 monitor with full-color display and LCD screen design, this carbon dioxide detector is super easy to read, digital display with intelligent backlight, one key operation. There are 4 different color bars on the screen representing the CO2 concentration level green is healthy, and red is dangerous. This enables quick recognition of the air quality in your surroundings.. Keep Air Fresh with Sound AlarmCO2 meter with Alarm Function, color warning display the different levels of CO2 concentration Green 400-800 PPM, Yellow 801-1200 PPM, Orange 1201-1500 PPM, Red 1501-5000 PPM. The alarm goes off when the CO2 exceeds 1000 PPM, The alarm will be 1 minute when CO2 exceeds 1500 PPM, timely alerts air quality to give you peace of mind.. Portable Long Battery LifeMini CO2 meter with a simple and generous design, its mini size 3.35 x 2.0 x 0.71 inches with a sturdy hook makes it easy to carry, can be carried around as a decoration, allowing you to monitor air quality anytime and anywhere. This portable CO2 monitor built-in 1000 mAh rechargeable battery can continuously work for 8 hours, it supports USB charging and has a low battery indicator.. Wide ApplicationsThis mini carbon dioxide monitor is used for grow room, travel, camping, RVs, cars, hotels, parties, wine cellars, kitchens, bedrooms, offices, schools, medical rooms, agricultural planting, indoor gardens and so on. If you need any help, please feel free to contact us, we provide quick responses and friendly customer service..

Indoor CO2 Monitor Compact size Body with hollow back design for carring and airflow. Big colorful LCD digital screen for people easy to identify and read. Not only monitoring the CO2 content, also can test the temperature humidity. Air quality monitor is Keeper of family health, Perfect for home interior, such as living room, baby room, classroom, office and which closed places etc.. Necessity of Air Quality Monitor Carbon dioxide CO2 is not harmful to human body when it is low, but when it overs a certain amount, it will affect the breathing of humans and other organisms. If serious, life is threatening. Thus, we have to monitor the CO2 content of air for keeping health.. Advanced NDIR Technology Mini CO2 meter uses high precision NDIR sensor technology to detect carbon dioxide content accurately and quickly. and it can hazard assessment, when CO2 of air exceed the setting alarm valuealarm value 1000 PPM, it will warn to remind people to open the window or turn on air purifier for keeping balance of air.. Air Semiconductor Sensor 4-in-1 air quality monitor adpots intelligent air semiconductor sensor to test the temperature and humidity value of air. Compare with the common sensor, it is more sensitive, accurately and stable.. Convenient for Carrying CO2 Monitor built-in 1600mAh battery. It can be used continuously for about 8 hours after full charging.So don't worry, take the CO2 meter to anywhere you want go.. Easy to Use Each turn on, CO2 detector need to automatic calibration, so please put the air quality detector in a ventilated place, after 1-2 minutes calibrating, CO2 tester can be used normally.. Various Use A air quality monitor is indispensable for a family. Help for detecting gas and air pollution in homes, kitchens, bedrooms, offices, schools, cars, hotels, travel, camping, parties, etc., to always protect you and your family under healthy air conditions.. Note Dear customer, compare with other CO2 meters, please allow the differece about 50 ppm. After all, different CO2 meters adopt to different NDIR sensor, so their test result is exsit the difference. Thanks for your understanding..

High-Quality CO2 DetectorThis 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.. CO2 Concentration LevelThere are three indicator lights on this carbon dioxide monitor - green light for good 400699ppm, yellow light for medium 7001499ppm, red light for danger 14995000ppm.. Audible Alerts Custom Alert ValuesWhen the detected CO2 concentration exceeds 1500ppm, the device will also send out an alarm to remind you. And the CO2 alarm value is customizable.. Portable and Long-LastingSmall and portable, the included lanyard allows you to take this portable CO2 sensor anywhere. Built-in 1000mAh lithium battery, it can be fully charged within 3 hours, and the battery life is about 72 hours.. HD Full-Color LCD DisplayFull-color LCD display, clear and easy to read, eye protection. If there is no operation for 5 minutes, it will automatically enter the energy-saving ECO mode.. Wide ApplicationContains 1x CO2 detector, 1x lanyard, 1x 2m charging cable and user manual. This portable CO2 monitor is suitable for home, office, grow tent and more..

PROTECTS EVERY BREATH When it comes to the health of your family, AirKnight knows that every breath counts. Our 9-in-1 air quality monitor is equipped with powerful sensors that detect the main 8 kinds of air pollution CO2, VOCs, Formaldehyde, AQI, PM2.5 PM10 Dust Particles, more in REAL-TIME, all displayed on one sleek, clear LCD screen.. SIMPLE, FAST SETUP No complicated app, badly written instructions or Wi-Fi required for one of the most premium indoor air quality meters. Our device was specially designed to be operated by anyone, anywhere, so you can keep your space safe without a tech-induced headache. An instructional video is included also, just in case.. PORTABLE FOR EVERYWHERE, ANYTIME USE Featuring a heavy-duty 3000 mAh rechargeable Lithium-Ion battery, your AirKnight AK1000 portable air quality monitor is designed to travel with you, monitoring your air quality for hours at a time on a single charge. Never go unprotected again. WILDFIRES WOOD-BURNING APPLIANCES The Airknight AK1000 is perfect if you are near a wildfire or if you depend on old or wood powered appliances in your home. The 9 in 1 AK1000 is also a carbon dioxide monitor and guards your air quality by letting you know when particulate matter and VOCs are unusually high.. 2 YEAR WARRANTY AVAILABLE AirKnight is an American company that works tirelessly to ensure the overall quality of each indoor air quality monitor with rigorous testing. Simply put if you are not happy, we will replace your AirKnight AK1000 or give you your money back no questions asked.

HIGH ACCURACYCO2 Accuracy 02000ppm50ppm or 5 of the reading 20009999ppm10 of the reading. LARGE MEASURING RANGECO2 09999ppm Temperature -1060CAccuracy 0.6C Humidity 0.1 99.9RHAccuracy 3RH Dew Point -20.059.9C Wet Bulb -5.059.9C. USER-FRIENDLYPortable Handle Design, Easily manual calibration on CO2 and humidity, Stable NDIR CO2 sensor. POWER SUPPLYDual power source battery included or 9V adaptor NOTED adaptor is not included in set. Power from battery is automatically cut off when 9V adaptor is in use. APPLICATIONIAQ monitoring and survey, especially on CO2 level and air ventilation become widely applied in public areas such as offices, classrooms, factories, hospitals, and hotels..

High Precision SensitivityOur CO2 monitor is designed with a highly accurate sensor that will measure the carbon dioxide levels and other airborne particles which may be harmful to you and your family. With a clear and easy-to-read display screen that shows the CO2 levels in 0-5000 ppm, this monitor ensures you're breathing in healthy air..

5 IN 1 AIR QUALITY MONITOR The 5 in 1 air quality monitor can accurately monitor CO2, TVOC, HCHO, temperature and humidity levels in real-time. The multi-hole design ensures effective heat dissipation and provides more accurate measurement data. Note To make the measurement data accurate, please press and hold the power on button for 5 seconds to hear the second beep to reset the initial settings.. INTELLIGENT COLOR LED SCREEN Designed with a full-color and LCD screen display, the CO2 sensor features clear numbers, making it easy to understand the data at a glance. The three colors of green, yellow and red represent different air quality respectively. When the air quality gets worse, you will hear the alarm sound from the CO2 detector.. ACCURATE RELIABLE The air quality tester is made of fast-responding and sensitive high-performance chips, which will not only monitor CO2, HCHO, TVOC concentration, but also monitor indoor temperature and humidity in real-time, ensures the accuracy of data.. LARGE CAPACITY BATTERY Built-in 1200mAh large capacity battery with 10h long standby time. Eqiupped with a 5V USB cable and type-C charging interface to quickly charge the carbon dioxide monitor. Make sure your detector monitors the air quality in real time to keep the air fresh.. WIDE APPLICATIONS The indoor air quality monitor will work after 120s countdown when it is turned on. Suitable for various occasion, such as greenhouse, home, school, warehouse, laboratory, office, hospital, car, hotel, factory, and other indoor environments to ensure healthy air quality and promote overall wellness..