Circuitrocks Thermoelectric Cooler For Peltier Devices 40MM

TEC1-12706 12703 12704 12705 12708 12709 12710 12712 12715 Thermoelectric Cooler Peltier 40MM 12V PeltierQUICK SPECS:Model: variousSize: 40mm x 40mm x 4mmSide with the word is near to the cooling surface (cold side)Side with No word is near to the endothermic side (hot side)Red wire to positive and black wire to negative, as long as there is a temperature difference, it can generate electricity. These devices must be used in conjunction with a heat sink to avoid burned.

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