ITEM NAME:2 Pcs 100W TEC Thermoelectric Cooler Peltier 12V / Semiconductor Cooler J9F8 2 Pcs 100W TEC Thermoelectric Cooler Peltier 12V / Semiconductor Cooler J9F8 A form of cooling a solid state Has integrated both semiconductor technologies and electronic assembly techniques Simple to install and use Operating Voltage: 12V Maximum power: 100W These amazing semiconductor coolers can get ice cold in minutes or bring to a boil simply reversing the polarity, used for many CPU coolers for applications for alternative sources of energy, or even for your own drink car hot / cold Personalized. Specifications: Number Type: TEC1-12709 Operating Voltage: 12V Maximum power: 100W Ohm: 1.3 to 1.5 Dimension: 40 x 40 x 3.4 mm Color: white Material: plastic package includes: 2 x 12v thermoelectric cooler Note: Light shooting 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..Has integrated both semiconductor technologies and electronic assembly techniques. These amazing semiconductor coolers can get ice cold in minutes or bring to a boil simply reversing the polarity, used for many CPU coolers for applications for alternative sources of energy, or even for your own drink car hot / cold Personalized.