Indoor CO2 Detector Battery Operated Air Quality Monitor 1 Second Update for Detecting Carbon Dioxide Hcho Tvoc Temp Humidity

Spec:
Item Type: CO2 Detector
Product Material: ABS
Product Weight: 106 g / 3.7 oz(approx.)
Product Size: Approx. 9 x 3.5 x 7cm / 3.5 x 1.4 x 2.8in
Use: To detect carbon dioxide concentration in the air
Battery Attribute: 3.7V Lithium Battery, Battery Capacity: 1200mAh
Carbon Dioxide Indication:
0 To 799ppm: Blinking green
800 To 1199ppm: Blinking yellow
1200 To 1599ppm: Blinking orange
1600 To 1999ppm: Blinking red
Above 1999ppm: Four color flashes

Package List:
1 x Carbon Dioxide Detector
1 x USB Plug
1 x User Manual