Gas Alarm using for LPG,NG,City Gas 1.power:AC electricity 2.voltage:110v/220v 3.self- ... sensor Product Specifications:1.self-testing gas leakage for kitchen2.using field:LPG,Natural Gas, City Gas3.alarm sound level:more than 85 ... by other organic solvent8.other gas appliances or spare parts are availableWe make sure good quality and 100% test before shipping! Gas Alarm & Detector