Size Name:5PCS TEC1-12706 NOTE: The heat sink working state is: One side is refrigeration and another side is heating. It is necessary to dissipate heat on the heating surface during work. It is strictly forbidden to energize for more than 2 seconds without heat dissipation. Otherwise, the inside of the refrigerator will be overheated and burned.   Description - It heats one side while simultaneously cooling on the other. - You can use multiple ones in series or parallel. - You may glue (use thermal glue) it right on to the chip or whatever you want. - You can reverse the polarity and thus swtich which side gets cold and which gets hot. - This product can be used in a variety of refrigeration applications, such as hot and cold water dispensers, computer CPU, graphics card cooling, etc. You can also apply it to other uses and fields such as electronic refrigerators, electronic cooling headbands, electronic cooling helmets, electronic hot and cold cups, etc.   Specification: - Model: TEC1-12706 - Size: Approx. 40mm x 40mm x 3.6mm - Rated Voltage: DC 12V - Refrigeration Power: 50--60W(Max Power: 60W) - Rated Current: 4.5A - Power Cord : 300mm - Max. Temperature Difference: 68° - Weight: about 25g   How to Use: Prepare five things, Thermoelectric Cooler + heatsink + Grease + potholder + power. Coated with silicone grease on both sides of the thermoelectric cooler. Place the thermoelectric cooler on a heat sink with a potholder in the middle. Tighten the screws. Powered, and it starts cooling.
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