Frame:20" ,Alu alloy 6061#
Fork:alu alloy 6061#, 
Handle bar:alu alloy 6061#, 
Stem:alu alloy 6061#, foldable 
Rim:alu alloy ,double wall rims,36H 
Tire: 20X1.75 inch
Battery:36V10Ah lithium  battery 
Motor:Alu alloy,rear motor,36V250W   
LCD display: 5 level pedal assisted speeds
Controller: brushless hall controller 
Brake:F/R disc brakes ,160mm disc 
Derailleur:shimano 6 gears,TOUNERY
Carton size:140x28x68cm
N.W.:/G.W.:20kgs/25kgs
Max speed:25km/h  EU standard , 32km/h US standard 
Container loading:100pcs/20ft, 220pcs/40HQ
loading capacity:120kgs
function:    PAS & TAG( Throttle) / EU only PAS system