Product information:
Noise: below 36dB (including)
Power type: USB
Color: F83 black [ice version 4800 mA],F83 gun Gray [ice version 4800 mA],K38 black [4000 mA],K38 White [4000 mA]]
Motor type: brushless motor
Fan blade material: Plastic
Number of blades: 6 or more
Size: Standard