Specification:<br /><br />Brand new<br /><br /><br />Size: as shown in picture<br /><br /><br />Semiconductor coolers are a form of solid state cooling that incorporates both semiconductor Technologies and electronic assembly techniques.<br /><br /><br />Suitable for: small space cooling・ learning the principle of semiconductor refrigeration・ pet air conditioning・ etc.<br /><br />Package included:<br /><br />1pc x Thermoelectric Peltier Refrigeration Cooling System<br /><br />Note:<br /><br />Must fitting Radiator Heartsink when Power ON・ not responsible for Burn Peltier if Heartsink is not assemble.<br /><br /><br />Need DC 12V 0.09A Power・ but not include in this Kit.<br /><br /><br />Please allow 1-2cm errors due to manual measurement.<br /><br /><br />Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.<br /><br />