1、PC and ABS Material: This mini phone cooler fan is made of premium PC and ABS, which can keep your cell phone cool down quickly by high speed and low sound cooling. 2、Turbine Heat Dissipation: Upgrade turbine duct and match horn fan blade, the cooling effect is increased 10 times, completely solve the mobile phone fever and other problems. 3、Super Silent: Upgrade turbine to reduce noise, the radiator runs at a high speed but has low noise, you can enjoy the game without interference. 4、Great Performance: Efficiently solve the mobile phone dark screen, frame drop and other problems, suitable for most mobile phones on the market. 5、Comfortable to Use: Plug in cable charging type, small, lightweight and unrestrained hand, holding for a long time will not tired.