TEC2-25408 12V 8A Double Layer Refrigeration Cooling Sheet Semiconductor Cooler Features: 1. TEC2-25408 cooler is a type of commonly used cooler. 2. Can be used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer/cooler. 3. The TEC coolers are typically used with heat sinks or liquid cooling blocks. They can also work together for better cooling effect.   4. This can help to protect the TEC cooler from being overheating. 5. Suitable for DIY semiconductor refrigeration system electronics enthusiasts.   Specification: Condition: Item Type: Refrigeration Cooling Sheet Working Temperature: -40 ° C ~ 90 ° C Maximum Temperature Difference Current: 8A Maximum Cooling Power: 50W (Th=50°C), 45W (Th=27°C) Maximum Working Voltage: 16V Maximum Temperature Difference: 85Cel (Th=50°C), 80Cel (Th=27°C) Rated Voltage: 12V Rated Current: 8A (Couple)Logarithm: 254 Number of Levels: 2 Dimensions: Approx. 40 x 40 x 6mm / 1.6 x 1.6 x 0.2in Material: Ceramic (two sides), Semiconductor Material (between two ceramic plates)   Package List: 1 x Refrigeration Cooling Sheet   Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.