Thermoelectric Cooler Peltier 3.75V, 7W

Module temperature producing hot and cold temperatures.

specifications:
- Power supply: 3.75V (max.)
- The input current: 4A (max.)
- Power: 7W
- The difference in temperature: 68? (Max.)
- Dimensions: 20x20x3.5 mm
- One side generates heat and produces cold side

more info:
http://2r-he.blogspot.com/2010/08/peltier-thermoelectric-cooler.html