Frame: aluminum alloy,20"
Fork: steel, suspension fork
Battery: 36V 10.5AH li-ion battery, under saddle
Motor: rear hub motor, 250W / 350W /500W /750W /1000W 36V
Brake: double disc brake
Tire: 20"*4.0 black tire
Wheel: 20" aluminum alloy rim
Handlebar & stem: aluminum alloy, adjustable
Chainwheel & Crank: aluminum alloy
Gear: 7 speed gear, SHIMANO gear