gas alarm,gas detector,gas leakage detector,natural gas detector,LPG gas detector,methane detector gas alarm,gas detector,gas leakage detector,natural gas detector,LPG gas detector,methane detectorMAIN ... reliability sensorAuto-reset after alarmMCU processing adoptedAuto detect sensor failureInduced Gas Natural gas /LPGSMT DESIGN ,High stabilitySPECIFICATIONOperating voltage: 220V ACStatic Current : ...