Item Type: Semiconductor Cooling Machine_x000D_Material: Aluminum + Plastic_x000D_Power: Maximum power 180W (3 12705 chips)_x000D_Cooling Power: 126W_x000D_Rated Voltage: 12VDC_x000D_Maximum Current: 18A_x000D_Stable Current: 16A_x000D_Red Line: "+"_x000D_Black Line: "-"_x000D_Product Size: Approx. 300x110x90mm / 11.8x4.3x3.5in_x000D_Use Purpose: Cooling in a small space, learning the principle of semiconductor refrigeration, and the company developing cooling equipment for research and planning. 1THe semiconductor cooling machine will not cause any noise and vibration with no need for refrigerant. 2The product can work stably, making it easy to operate and convenient to adjust. 3This thermoelectric cooler adopts semiconductors, which has a good cooling effect. 4The heat sink has a large area, which can contact more air and quickly dissipate heat. 5With professional design and reasonable structure, the air cooling device is easy to replace and install.1 xSemiconductorCoolingMachine