Motor KIT for Bicycle (Bicycle KIT). HUB Geared Motor with Disc appliance and up to 7 speed. High Torque, light weight and free wheel inside.

Motor Spec:

Rared Power:250W at 24VDC/36VDC, 350W at 36VDC, 500W at 36VDC,
Rated Speed:160rpm-320rpm,

Noise: less than 65dB