This electric rear bike wheel can convert your normal bike to Pedelec bike then you can drive an e-bike effortlessly to work. Features: Conversion kit include: 48V 1000W hub motor with wheel, controller, bike brake shifter, thumb throttle, handlebar cover, coil bobbin, binding post, pedal assistant and controller bag.DIY rear wheel e-bike conversion kit for bicycle with a 26x1.95 wheel. 48V/1000W controller, built-in kinds of cable for necessary parts of e-bike and work with little noise. Compatible with V brake system and disc brake system. Specification: Hub motor: Rear wheel Material: Butyl rubber + alloy Wheel Size: 26x1.95'' / 27.5x1.75'' /29x1.5'' Voltage: 48V : 1000W Speed: 50km/h Max torque: 20N.