1.Operating Voltage:12V for car/220 for household
2.Principle of cold and heat:Semiconductor chip
3.Material:ABS
4.Rated power:48W
5.Power supply mode:Cigarette lighter head
6.Product acessories:Car power cord*1/Household power cord*1
7.Procuct Size:260*205*300mm
8.Heating temperature: Can be heated to 65°(not affected ambient temperature)