Heat Pump Parts 1Material:Te,Sb,Se,Sn,Bi 2Fast cooling,no polute, ... T 4Size:25*25*4.0mm Popular in America Heat Pump PartsUnique selling point1.We are the first to invent and ... the cold or hot drinks hydraulic engine, the vehicle carries the refrigerator, miniature refrigerator and wine chest Popular in America Heat Pump Parts