Power mode: USB
Noise: 36-45dB (inclusive)
Color: White, Green, Black
Built-in battery capacity: 4000mAh-6000mAh (inclusive)
Motor type: brushless motor
Number of blades: 3 pieces
Fan classification: waist fan
Gross Weight: 255g
Appearance size: 91 * 73 * 92.5
Specifications: Waist Fan
Rated frequency: 50Hz