1、Ceramic and semiconductor material, it has stable performance 2、Four-way standard 704 silicone rubber sealing process 3、Using TEC2-19006 chip, the effect is good 4、Great workmanship and it is easy to install. 5、Adopted of high quality electronic components, and accuracy process, ensure for the durability Features: 1. Ceramic and semiconductor material, it has stable performance 2. Four-way standard 704 silicone rubber sealing process 3. Using TEC2-19006 chip, the effect is good 4. Great workmanship and it is easy to install. 5. Adopted of high quality electronic components, and accuracy process, ensure for the durability   Specification: Condition: 100% Brand new Chip Model: TEC2-19006 Maximum Temperature Difference: Delta. Tmax (Qc=0) 80℃ or more. Working Current: Imax=6A (when rated voltage starts) Rated Voltage: DC12V Cooling Power: Qcmax 72W Assembly Pressure: 85N/cm2 Working Environment: Temperature range -55℃ ~ 83℃ (excessive ambient temperature will directly affect cooling efficiency) Packaging Process: Four weeks standard 704 silicone rubber seal Storage Conditions: -40~60℃ Material: Ceramic (two sides), semiconductor material (between two ceramic plates) Size: Approx. 40 x 40 x 6.3mm / 1.6 x 1.6 x 0.2in   Package List: 1 x Cooling Plate