Power supply mode: USB

Wind speed range: 100 levels

Operation method: Roller

Shaking head style: 8-shaped shaking head

Fan blade diameter: 20

Battery life: 3-6 hours (inclusive)

Battery Capacity: 3000mAH

Additional Features: Digital Display Screen

Warranty : 3 days return policy

Prices do not include delivery fees or taxes, and are subject to change.