Front round light include
Frame:alu alloy 6061,Suspension frame
Fork: Alu alloy suspension
Handle/Stem: Alu alloy
Rim:alu alloy 6061# double wall rims
Tire:20"*4.0
Battery:36V10Ah lithium battery 
Motor:brushless,DC motor,rear drive 36V350W
Display:LCD display, 5 level PAS speed
Controller:36V, brushless hall controller
Brake:F/R disc brake
Derailleur:N.A
Hubs: Shaft Hubs + Quick release
Charger：AC100V-240C 2A, smart charger
Distance range:35-50km, PAS, Maxium 60km
Carton size:146*27*76
N.W/G.W: 25/29kgs
Max speed:25km/h for Euro , 32km/h for US