Cell Phone Cooler for Gaming Black Shark FunCooler 4 Pro, 27W Mobile Phone Cooling Fan with Sleep Timer/Fan Speed Settings for 2.59-3.46 inches iPhone/Android Heatsink, Cellphone Radiator RGB Light - BR41

• 【27W Power Ultra-Fast Cooling】Black Shark phone cooler uses high-performance semiconductor refrigeration technology for very strong heat dissipation. Maximum temperature drop by is up to 40℃. Design with a 7-blade high-speed fan and super large TEC, It takes only 30 seconds to reduce the temperature of your phone to 0°C in a 25°C room. 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 4 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, displays real-time temperature. 【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 >60℃ or