... with 3 LEDs; 4.Low battery, fault signal alarm; Propane gas detector PEASWAY PW-936 is designed to protect you ... ensures a continuous and precise monitoring of flammable gas. Propane gas detector features:1.AC Powered;2.3 LED indicators ... Comply with EN50194,UL1484;10.5 Year quality limited warranty; Propane gas detector specifications:Power SupplyAC110V/220V, 50/60HZPower Consumption4WTypical ...