CO2 Meter Portable Indoor CO2 Detector Multifunctional -Hygrometer Detector Quality Monitor White

Measuring rangen temperature: 0-50℃ Humidity No: 0 % -99 % RH colour: white Material: ABS Size: 90x70x35mm Package Contents: 1 x air quality monitor 1 x usb cable 1 x English Manual Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.