This is 40x40mm thermoelectric cooler Peltier plate module 12V 60W.Get ice cold in minutes or heat to boiling by simply reversing the polarity, used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer/cooler.Since they consist primarily of semiconductor material sandwiched between ceramic plates and have no moving parts

• Size: 40mm x 40mm
• Operates from 0~15.2V and 0~6A
• Operates Temperature: -30C to 70C
• Max power consumption: 60W
• These devices must be used in conjunction with a heat sink to avoid burned
• Each device is full inspected and tested
• Fitted with 6-inch insulated leads