-Material:ABS
-Product Size：164*69*44MM
-2.8” LCD screen display,320 x 240 pixels
-PM2.5 Sensor technolology : Laser Scattering  

-HCHO/TVOC technolology :Semiconductor sensor

-Temperature and Humidity sensor 

-Detection range:   

PM2.5 ( 0-999 ug/M3 ) 
HCHO(0.001-1.999Mg/M3)  

TVOC(0.001-9.999Mg/M3)
-Power supply：rechargeable  Li-battery 2000mah  
-Included:Main Unit+manual+charging cable

Advantage : 
-Integrated detection with HCHO/Temperature/Humidity/PM2.5/PM1.0/PM10/TVOC
-Built-in auto calibration algorithm to enhance sensibility and save 
-Exceeding Alarming with auto detection and auto measuring
-if people do not like alarm sound ,people can turn it off by pressing the power button 2 times 
-User-friendly and easy operation 

Package details： 
Product N.W.：179g
Product G.W.：350g 
Package Dimension：19.5*10.5*5.5cm
CTN Dimension：55.0*23.0*40.5cm
CTN Weight:15KG
40sets/CTN