Feature: This thermoelectric cooler uses HT064112 semiconductor for good cooling effect. Cooling plate has large area that can contact more air for quick cooling. Hollow copper pipes with refrigerant inside would deliver heat fast for higher cooling efficiency. It can be used to make small fridge, mini air conditioner or cooling device for pet. Convenient to wire, easy to use, it will cool down fast after powered on. Spezifikations: Max. Power: 120W Max. Current: 10ARated Voltage: DC 12V Rated Current: 8ASemiconductor Model: HT064112 Size: 14*14*9.5cm / 5.5*5.5*3.7in Weight: 777g(approx.) Wiring Method: DC12V + : All red wires DC12V - : All black wires Note: 1, This product can be powered with switch power supply more than 12V 10A. 2, If room temperature is over 40℃, the cooling might be effected. Package Includes: 1 x Thermoelectric Cooler