Features: _x000D_ Semiconductor coolers are a form of solid state cooling that incorporates both semiconductor technologies and electronic assembly techniques. _x000D_ Application: Fish tank cooling, computer water cooling, circulating water cooling, cooling equipment, etc. _x000D_ Use to Connect the pump and the power supply. _x000D_ Diy kits Thermoelectric Peltier refrigeration cooling system. _x000D_ Fast cooling, outstanding effect. _x000D_ Simple operation, strong practicability. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Refrigeration piece:_x000D_ _x000D_ Operating voltage: 12v _x000D_ Operating Current: 9 A _x000D_ Operating Power: 108 w _x000D_ A single fan: _x000D_ Operating voltage: 12v _x000D_ Operating Current: 0.2 A _x000D_ Operating Power: 2.4 w_x000D_ _x000D_ Connect way: Connect pump and power supply _x000D_ Application: fish tank cooling, computer water cooling, circulating water cooling, cooling equipment, etc. _x000D_ Size: 160 * 100 * 90 mm/6.30 *3.93 * 3.54inch _x000D_ Weight: about 690 g _x000D_ Note: water cold head color random (blue and silver) _x000D_ Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering._x000D_ _x000D_ Package Included: _x000D_ 1x Thermoelectric Peltier Refrigeration _x000D_