Min. Order Reference FOB Price
5 Pieces US$150.00-300.00 / Piece
Product Description
Technical Data: Charging Time: about 3hours~6 hours Charging Voltage: DC5V Service Time: about 12 hours(except alarm time) Gas: oxygen, combustible gas, carbon monoxide, hydrogen sulfide. Others types can be equipped by need Working Environment: Temperature 0 ~ 50ºC; relative humidity <95% ...