Model: TEC1-12706. Equipped with 15.24 cm long insulated cable. and high quality. Each device has been thoroughly tested and tested. Used to make cool bags, cool PC parts, etc. It is also suitable for beverage coolers/bottle warmers. Using Peltier elements, you can quickly cool or heat the temperature by reversing the polarity. Simply reverse the polarity and it will turn to ice or boil in a few minutes. This is used in many applications, from CPU coolers to alternative power supplies, and even hot/cold in your own car. Standard parameter Wire specification: lead length 300 +/- 5m RV standard wire single head 5m tin plated Internal resistance: 2.1~2.52 (ambient temperature 23 +/- 1, 1 KHZ Ac test) Maximum temperature difference: Tmax(Qc=0) above 60 Working current: =5.8A (after constant 12V, it is about 4.5A according to the heat dissipation capacity Rated voltage: DC12V (Vmax: 15V starting current 5.8A) Refrigeration power: Cmax58-65W Assembly pressure: 85N/cm2 Working environment: temperature range -55~83 (too high ambient temperature drop directly affects cooling efficiency) Storage conditions: -40~60 How can it be refrigerated: 1. Prepare-5 large pieces, cooling fin + radiator + silicone grease insulation pad + power supply 2. Put silicone grease on the hot and cold surface of the refrigeration sheet 3. Install the cooling fins on the radiator, with a heat insulation pad in the middle 4. The locking screw is energized and refrigerated Colour: white Material: ABS Size: 40mm x 40mm x 3.8mm Package Contents: 5 x cooling fins Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.