JAHLGT Gas Detector Wall-mounted Digital Decibel Meter Carbon Dioxide Meter Temperature And Humidity Meter For Detection Carbon Dioxide CO2 High Volume Alarm & LCD Digital Display

-Material:ABS -Product Size：270* 118*35mm -Led Screen disp-lay -CO2 Alarm value : 1000ppm -Support hand Setting CO2 alarm threshold from 800ppm-2000ppm. -CO2 Alarm on /off function(if users do not like alarm ,people can turn it off ) -Power supply：rechargeable Li-battery 2000mah，includding USB Chargeing cable 3M -Included:Main Unit+manual+charging cable Advantage : -Integrated detection with Noise/CO2/Temperature/Humidity -CO2 Auto calibration -Exceeding Alarming with auto detection and auto measuring -CO2 Alarm sound can be turned off / on by hand operation -Screen brightness can be adjusted by hand -Color Smile face , very realistic. -Large screen ,Wall mount design Package details： Product N.W.：320g Product G.W.：550g