Description:Voltage: 12V Umax(V): 15.4V Imax(A): 10A Qmax(W): 154W Dimensions: 40mm x 40mm x 3.2mmPower cord: 150mmIt can be used in CUP"s/ Picnic cooler/ Drinks coolers/ Ice boxes/ Laser diodes/ CCD cameras and others.Note: heat side requires heat sink all the time. Testing which side is hot without heat sink can be done by connecting +12V or less and disconnect very fast in less then 2 seconds; otherwise, the tile will be burnt inside.Package included:1 X TEC1-12710 Thermoelectric Cooler Peltier 12V