Powerful Phone Radiator:This Phone Radiator cooling fan, inspired by semiconductor Heatsink and a turbo fan, Cool effect with RGB color, it can prevents the phone from overheating when playing games, prolonging the service life of the phone and battery. High Speed Cooling Low Sound:Cooler can cool down your cell phone by 7-10 Celsius degrees when playing, so fast cooling, the rotation speed is fast and there is no annoying noise. Semiconductor heat dissipation:Adopts a large cooling pad that utilizes semiconductor technology to dramatically improve cooling performance. Built-in large cooling plate, instantly cools down when you turn on the power, no need to wait to avoid overheating, ensuring a stable live broadcast or gaming experience. Low noise operation:The silent design of the fan can efficiently dispense air from all sides, providing stronger cooling effect without interfering with your gaming or live performance. 10w Maximum power:mobile phone radiator supports up to 10W high-power drive, using TEC technology, there are two heat dissipation modes, the coldest mode can reach minus-4 degrees.