Product information:
Noise: below 36dB (inclusive)
Power type: USB
Color: white, green, pink, purple
With USB or not: Yes
Motor type: brushless motor
Fan blade material: Plastic
Number of blades: 3
Operation mode: normal button
Size: 1200mAh,2000mAh,3000mAh,4500mAh
Fan Speed Mode: 3 gear
Style: All-matching