【20W Power Ultra-Fast Cooling】Maximum temperature drop by is up to 30℃, powerful and stylish cooler than ever. Design with a 7-blade high-speed fan, super large TEC, and 17pcs heat sink, cooling efficiency increased by 70% compared to its previous generation. Note: It needs to be plugged in and comes with a Type-C cable. 【Vertical Air Duct Design】We focus on the actual user experience, this vertical air duct of the phone cooler 3 Pro, an innovative and ergonomic design, makes a comfortable hold without letting heat dissipate to your hands. 【In-APP Control】The cellphone cooler is customizable in Shark Arsenal APP. Choose power output mode, adjust the speed of the fan, pick up your own lighting effect and color, and set a timer for the auto shutdown. 【Universal Compatibility】The phone cooling with the retractable clip fits almost any smartphone, whether you’re gaming on Android or iOS. * The Phone cooler supports devices with a 67-88mm width. 【Automatic Power Off】The mobile phone radiator is with NTC-dual protection mechanism, it will monitor the inner temperature and auto shut down when the temperature is above 60°C or below -5°C.