Certification : NONEBatteries Included : noOrigin : CN(Origin)specificationProduct size: 74*50*15.6mmMaterial: ABS+metalSuitable models: 4-6.7 inchesUsage: USB plug-in use (with USB cable)Colour: BlackPackage quantity: 1*mobile phone radiator+USB cabledescription:It adopts USB power type, powerful cooling radiator, equipped with 1.2m USB data cable when plugged into the power source, it will automatically turn on and cool down immediately. As long as the power supply is supplied, it can be used.Features:1. The mobile phone is no longer hot, the game is smoother, and all kinds of mobile phones can be used2. It can prevent the phone from overheating when playing the game console, and extend the service life of the phone and battery.3. Lightweight and compact, easy to carry. When playing the game, it will not completely interfere with the operation of the game. Let you enjoy the game freely