Yeeco 40mm40mm TEC1-12705 TEC Thermoelectric Cooler Panel DC 12V Thermo Electric Colling Generator Cooling Peltier Plate Module Thermostat Coolers Rated voltage: DC12V (Vmax: 15.5V) Cooling power: Qcmax 30W Assembly Pressure: 85N/cm2 Encapsulation Process:Standard 704 Silastic Seal Operating current: Imax = 12 (rated voltage startup)