Snow-blowing Turbine Fans

Dimensions: 179×117.9×63 mm
Battery Capacity: 4000mAh×4
Cell Type: 21700
Power: 500W
Motor: Brushless High-Speed Motor
Speed: 90000 RPM
Gear 1 (Low): 5h continuous runtime
Gear 2 (Medium): 30min continuous runtime
Gear 3 (High): 20min continuous runtime
Gear 4 (Ultra-High): 10min continuous runtime