RTCDIY tec12706 Peltier Elemente Module 40 * 40 mm 12V Thermoelectric Cooler Peltier TEC1-12706
Install and use Refrigeration installation and use is very simple. Before installation, had better prepare some thermal conductive silicone, then find a dry cell, in the refrigerator two pins, can feel obvious cold at one end and the other end of the fever,remember the polarity of the lead and determine good cold and hot side of the cooler. Ling, if you want a bigger system recommended secondary cooling way, which is two fold up with, above a grim-faced absorption under a fever, the experiment proved that the secondary cooling is better than single stage effect, if there are conditions can choose 3, of course, want to have high power supply support.
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