It is a wall mounted air quality monitor with a unique appearance,which can perfectly match whether in the living room, bedroom or office.It is equipped with high-precision sensors ,accurately detect PM2.5, CO2,temperature and humidity  indicators .
It is with the 3-color emoji symbols, that visually display the concentration of CO2 and PM2.5. Through a clear and intuitive large screen, real-time air quality data is displayed,allowing you to see changes in the surrounding environment at a glance.
When the CO2 concentration exceeds the standards , the detector will immediately sound an alarm to remind you to take timely measures such as ventilation.

-Material:ABS
-Product Size：267*140*30MM
-Led Screen display

-CO2 Technology :  infrared ( NDIR)

-Detection range:

PM2.5 (0-999 ug/M3)

CO2  ( 400-5000 ppm)-CO2 Alarm  value : 1000ppm( default )
-support hand Setting  CO2 alarm threshold from 800ppm-2000ppm.-CO2 Alarm  on /off function 
-Power supply：rechargeable  Li-battery 2000mah , includding USB Chargeing cable 3M-Included:Main Unit+manual+3M charging cable

Advantage : 
-Integrated detection with CO2/PM2.5/Temperature/Humidity/Time display
-It is wall mount design 
- Auto calibration
-Exceeding Alarming with auto detection and auto measuring
-Alarm sound can be turned  off / on  by hand operation 
-Color Smile face , very realistic.

Package details： 
Product N.W.：300g 
Product G.W.：430g 
Package Dimension：283*153*37 mm
CTN Dimension：58 x 27x45 cm 
CTN Weight: 13.5kg 
20 sets/CTN