Description: Semiconductor Phone Radiator: The semiconductor intelligent physics cools rapidly, prevents the phone from overheating while playing the game console and watching videos , extending the life of the phone and battery. High Speed: High speed powerful motor, with silent fan, effectively reduce the heat energy of the mobile phone and make the mobile phone use more smoothly. Good for Gaming: Intelligent refrigeration, cool lights effect, say goodbye to the lag in the game due to heat, and make the mobile game process more smooth. USB Powered: Easy installation on your phone by clip, powered by USB cable, plug and play, very convenient. Universal: The retractable buckle design fits for 5-7.3inch mobile phones. Mini size, easy to carry on the go. Specification: Name: Mobile Phone Cooler Material: ABS, Aluminum Alloy, Ceramic Semiconductor Voltage/Current: 5V 2A Fitment: for 5-7.3inch Mobile Phones Power Supply: USB Powered Size Chart: 41x71x25mm/1.61x2.80x0.98inch Package Includes: 1 Piece Mobile Phone Radiator 1 Piece USB Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!