Black Shark 4Pro Fun Cooler, BS-BR41, Black

Highlights: 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. 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. 27W Power Ultra-Fast Cooling