Features1.Include semiconductor cooler and other accessories, compact size can be installed anywhere.2.High cooling efficiency, easily cooling down within a few minutes. Our semiconductor cooler can be a mini air conditioner for pet or little fridge.3.Great DIY kit for electronic enthusiasts in semiconductor cooling applications. Applicable for small space cooling, air cooling dehumidification, semiconductor refrigeration learning theory, etc4.Semiconductor coolers are a form of solid state cooling that incorporates both semiconductor Technologies and electronic assembly techniques.5.Our semiconductor cooler with easy installation. Suitable for small space cooling, semiconductor refrigeration learning theory, research solutions developed cooling equipment planning. Description: Semiconductor coolers are a form of solid state cooling that incorporates both semiconductor Technologies and electronic assembly techniques.Notes: Must fitting Heartsink when Power ON,not responsible for Burn Peltier if Heartsink is not Assemble. 12VDC 6A Power is need,but not include in this KitPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package includes: 1 x Thermoelectric Peltier Refrigeration Cooling System Kit Cooler(finished kit)