1.Conform to EN50291/EN50194 2.Detection gas type:Co,LPG,NG(LNG),coal gas 3.Sensitivity CO:100+-50ppmGAS:<10%LEL 4.Sound>85DB Power: AC110~240V/50Hz,60HzPower Consumption : ≤4 WAlarm volume : ≥85db(A) at 1mOperating Temperature : 0°C ~ 50°CAmbient Humidity : 10%~ 90% RHSensor : semiconductor CO and GAS sensorType of gas be detected : Carbon monoxide,LPG,NG(LNG),other flammable gasAlarm ...