You can customize your own electric bicycle with e bike kit,and this bike diy can be done at home with fun.

The kit includes motorized wheel, motor controller with LCD display, speed throttle, powerbreak lever, wire harness

Quiet and Reliable Brushless Gearless Hub Motor

Motor Specifications: 36Vdc/500W/320rpm or 48V/1000W/430rpm

High Motor Efficiency: >80%

Speed: 0-50km

Other options: LED front & rear light, disc brake, 6-speed cassette, controller box, li-ion battery & charger, rack and so on