Yeeco 40mm40mm TEC1-12708 High Power TEC Thermoelectric Cooler Panel DC 12V 8A 96W Generator Cooling Peltier Plate Module Thermostat Cool Controller Model: TEC1-12708 Storage conditions: -40 ~ 60 C Element Logarithmic: 127 high ambient temperature will directly affect the cooling efficiency Packaging Technology: Standard 704 silicon rubber sealing