... supplier of electric heater 2.UL, CE, RoHS 3.12V/24V 24V heater 1. MERITS(12V/24V Heater)Simple designSpeciafication adjustableQuick and even water heating ... .1.household electric appliance(small ventilation heater,auxiliary of heated air- conditioning,electric hair-drier,Clothes dry machine,warming machine, electric cooker,water heater,electric censer etc ...