Material:ABS
-Product Size：270*90*35MM
-Led Screen display    
-Measuring range:30~130dBA
-Detection method for Noise : Electret Condenser microphone

-Temperature unit Celcius
-Power supply：rechargeable  Li-battery 2000mah，includding USB Chargeing cable 3M  
-Included:Main Unit+manual+charging cable

Advantage : 
-Integrated detection with Noise/Temperature/Humidity
-Auto calibration
-Screen brightness can be adjusted by hand  
-Color Smile face , very realistic.
-Large screen ,Wall mount design 
-Unique noise detection

Package details： 
Product N.W.：268g 
Product G.W.：550g 
Package Dimension：33*10*4.5cm 
CTN Dimension：42.5*23.5*35.5cm 
CTN Weight:11.8kg 
20sets/CTN