Material:ABS

-Product Size：190*80*52MM
-Lcd Screen display

-CO2 Technology :  infrared ( NDIR)

-PM2.5 Sensor technolology : Laser Scattering

-Temperature unit between Celcius and Fahrenheit  Switch

-Detection range: 

CO2 Detection range:  400-5000 ppm

PM2.5 Detection range : 0-999 ug/M3

AQI Detection range: 0-500
HCHO Detection range:0.001-1.999Mg/M3
TVOC Detection range: 0.001-9.999Mg/M3
-CO2 Alarm  value : 1000ppm
-CO2 Alarm  on /off function(if users do not like alarm ,people can turn it off by hand operation)
-Power supply：rechargeable  Li-battery 3000mah includding USB Chargeing cable
-Included:Main Unit+manual+charging cable

Advantage :
-WiFi  TUYA APP,datas transfer to mobile phones  to check CO2 values Wireless
-Integrated detection with CO2/Temperature/Humidity/PM2.5/PM10/HCHO(Formaldehyde)/TVOC
-Auto calibration 
-Exceeding Alarming with auto detection and auto measuring
-Alarm sound can be turned  off / on  by hand operation
-Smile face , very realistic.

Package details：             
Product N.W.：225g 
Product G.W.：500g Package 
Dimension：24.2x11.4x6cm
CTN Dimension： 54*26*40cm
CTN Weight: 10.5KG
26sets/CTN