Lisher Universal Mini Mobile Phone Cooling Fan Radiator Turbo Hurricane Game Cool Heat Sink Battery Model, Electroplated Black

4. The phone cooler is designed to be very easy and does not rub your fingers, allowing you to easily use your entire smartphone. Features: 1. This phone heater can cool quickly with a high and low cooling speed. This can help reduce the loss of your phone's battery and extend the battery life 3. Built-in 300 mAh battery, long battery life, can dissipate heat continuously for at least 2 hours when you go out. 2. This phone fan provides cooling for the phone while playing games, watching videos or streaming live. 5. Phone cooler has adjustable clamps that you can attach to almost any type of phone. Because it is completely free, special connection is required. In fact, after opening the holder, attach it to the back of the phone and turn on the switch.