Power: 36V 48V 250W-1200W

Design: brushless gearless, controller built-in

Drop out: Rear 135mm

Net weight: 7.02kg

Magnet size: 30mm

Efficiency: 82% with hall sensor, disc brake available

Waterproof: waterproof system

Wheel size: 20" 24"  26"  28"  700C

Controller information:36V 48V 30A Sine wave

With App function for Android smart phone