Portable Laptop 5V Cooling Fan Air Cooler Speed Adjustable Ice Troll 5 Digital
Description:Color: : black, white
Fan speed: 900-3500 plus or minus 10% RPM
Rated voltage: 5V DC
Most air volume: 25.35 CFM
Features:The real-time temperature control technology: the only exclusive research and development of MCU chip, can keep track of the current temperature of the laptop, and the real-time automatic adjust the signal source to a receiver function of the fan.The higher the temperature, the stronger the signal, the higher the fan speed, and vice versa.