KKmoon 2.8-inch LCD Digital Carbon Dioxide Detector C02 Tester

Features:
Multiple Functions: the air quality detector is available for real-time detecting the PM2.5, PM10, CO2, temperature, and relative humidity.
Large Digital Display: 2.8 inch TFT LCD color screen simultaneously display the temperature, humidity, CO2 concentration, PM2.5, PM10.
Air Quality Remind: with sound alarm, and the color of the measured value will variable according to the pollution grade.
High Accuracy Sensor: fast detecting, auto refresh, precise and reliable.
Touch Button Control: two high sensitivity touch buttons are designed for power ON/OFF and mute ON/OFF.
Portable Compact Size: measured size in 4*2.8*1.3 inch and only weights 5.8oz, the palm-size detector is little and exquisite, easy to carry and convenient for use.
Wide Applications: the versatile detector can be used in home, office, school, to detect and monitor the indoor air quality.