Allowing your phone to cool quickly without making noise, this cooler features semiconductor high-performance cooling. In addition, it comes with RGB ambient lighting for a vibrant gaming atmosphere. With support for 2 levels of adjustment, this cooler will meet your phone's needs for different levels of heat dissipation. And it is a clamp design, easy to install and convenient to use. It is constructed of aluminum ABS material. The length of this product is 8cm. It is suitable for phones with a width between 4.5 inches to 6 inches. Item Name: Heat Sink Material: Aluminum ABS Input Current: DC 5V/2A Compatibility: Compatible With Phone Width 4.5-6 Inches Features: Noise Reduction Design, Silent Cooling, RGB Light Effect Size Details: Length: 8cm/3.15" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heat Sink 1 x Data Cable