Features: brand new and high quality This cooling fan prevents the phone from overheating while playing the game console and watching videos , extending the life of the phone and battery. Quiet cooldown and Ice cooldown, select the cooling intensity adjust to the current environment temperature and phone status. Intelligent temperature control technology reduces the temperature instantly. On a hot Summer day, prevent the device from overheating and avoid finger sweating while watching videos or playing games for a long for time. Only one charging cable compatible to the phone and the radiator at the same for time, no worries about power issue, compact design with plenty space for finger movements and phone keys. Specifications: Material:ABS Resin+Aluminum Suitable for Mobile Phone Size: 4.7-7.5 inches (67-95mm) Power Supply Mode: with USB Charging Cable Backup Battery Capacity: 500 mA x 2 Wiring Length: about 1.5m Power Supply: 5V / 2A Note: 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 Set X3 for Smart Semiconductor Mobile Phone Radiator