Features: 1Fast Cooling: This thermoelectric module has a large area cooling block for fast cooling with exposure to more air in a short amount of time. 2Use 12715 Cooling Module: Makes thermoelectric modules better cooling, suitable for small space cooling or air cooling dehumidification. 3High Efficiency: There are four hollow brass tubes filled with soda water in the module, which will quickly deliver heat to improve efficiency. 4Easy Installation: Just connect the semiconductor refrigeration system to the corresponding equipment and it can be used. 5Wide Application: This thermoelectric cooler can be used for small space cooling, such as flat product cooling or pet bed cooling. Of course, you can also use it to DIY refrigeration equipment. Item Type: Semiconductor Refrigeration System Material: ABS,Aluminum Alloy, Brass Uses: Diy Refrigeration Equipment Basic Parameters: Voltage: 12V Power: 120W Package Included: 1 x Refrigeration Equipment