... a continuous and precise monitoring of flammable gas. Gas detector features:1.AC Powered;2.3 LED ... ,UL1484;10.5 Year quality limited warranty; Gas detector specifications:Power SupplyAC110V/220V, 50/60HZPower Consumption4WTypical ... and security alarm products, including smoke detector, co detector, gas detector, heat detector, water detector, etc. more information, please contact ...