2.4 inch TFT color display, easy to read and use. Six levels of visual cues with variable colors. Easy to operate, one button start.
Detect CO2, TVOC, temperature and humidity at the same time. Fahrenheit and Celsius can be switched freely.
CO2: Non dispersive infrared (NDIR) principle, built-in automatic calibration program, measurement interval of 4 seconds, accuracy of ± 40ppm.
TVOC: High performance semiconductor silicon based resistive TVOC sensor. It is applicable to the detection of various organic volatile gases, such as ethanol, ammonia, sulfide, benzene vapor, smoke and other harmful gases.
Built in lithium battery, USB-5V-TYPE-C interface, power supply and charging.
HOTKREM Indoor 4-in-1 Air Quality Monitor,CO2 Carbon Dioxide Detector and TVOC Tester,CO2 Monitor, CO2 Meter,Temperature and Humidity,for Grow Tents,Homes,Cars,Farm etc
Amazon.com Price: $29.99 (as of 01/02/2024 12:11 PST- Details)
2.4 inch TFT color display, easy to read and use. Six levels of visual cues with variable colors. Easy to operate, one button start.
Detect CO2, TVOC, temperature and humidity at the same time. Fahrenheit and Celsius can be switched freely.
CO2: Non dispersive infrared (NDIR) principle, built-in automatic calibration program, measurement interval of 4 seconds, accuracy of ± 40ppm.
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