Air Quality Monitor with PM2.5 & CO2 Detector

1 9 IN 1 Tester: This detector can detect temperature, humidity, PM2.5, PM10, HCHO, TVOC, CO, CO2, AQI for you at once, and you can check the data you care about at any time. 2 Backlit Lcd Screen: The color screen allows you to see different values at a glance, and the backlit display screen allows you to easily view data even at night. 3 Portable Size: This air quality detector can be easily carried or used on your desk. Easy to carry for home and other places to use. 4 Large Capacity Battery: This air quality tester is powered by a built in lithium battery, which can provide a long service life and be charged promptly when the battery runs out. 5 Fine Workmanship: HCHO and CO use electrochemical detection technology, TVOC and CO2 use semiconductor detection technology, and PM2.5 and PM10 use infrared sensors.

What's in the box
1 x Air Quality Tester