gas detector,gas alarm,gas sensor,gas leakage detector,lpg detector,natural gas detector,wireless alarm,home alarm,burglar alarm MAIN FEATURE High ... reliability sensorAuto-reset after alarmMCU processing adoptedAuto detect sensor failureInduced Gas Natural gas /LPGSMT DESIGN ,High stabilitySPECIFICATIONOperating voltage: 220V ACStatic Current : 90Ma ...