Rim Size:  28'', 26'', 24'', 20'', 18'', 16'' 14'', 12''
Wheel Type:  front wheel, rear wheel
Motor Power:  48V/350W, 36V/250W, 24V/200W
Contorller Type:  Standard controller, Regen Braking Controller
Speed Throttle:  Twist Throttle, Thumb Throttle
Pedelec:  No Pedelec, With Pedelec