No More Overheating - Is your phone losing the battle during intense gaming sessions due to overheating? You are in the right place. phone cooler is designed for mobile gamers, live streamers, bloggers, and others who use devices for extended periods. The phone cooling case can cool your device in seconds and keep it at a suitable temperature. Advanced Cooling Technology - Cell Phone Cooler adopts the newest semiconductor refrigeration radiator technology that can cool your devices instantaneously, keeping your mobile device at the optimal temperature without screen dims, freezes or automatic shutdown due to high temperatures, and preventing its performance from being compromised. You are able to feel and see the performance boost with the featured live temperature display. Removeable Battery Design - Thanks to our customers' sincere suggestions that the phone cooler for gaming is necessary for internal battery, with its unique user-friendly rechargeable battery design, now you do not need to plug in at all times to get your cooling fans work, ultimate your gaming experience with no limitation. Besides, you can also plug to get power when the battery is depleted. Universal Compatibility - Our phone cooling fan is designed to be compatible with all type smartphone from 4.5 to 7 inches. To use, simply clamp it to the back of your device and you are ready to immerse yourself in long gaming sessions. Ultra-quiet, Lightweight - The mobile phone radiator adopts a 35db noise reduction design. Its silent and wont impact your game play or movie watching marathons. All Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Product contact Us. we Will Give You The Best Solution.