Frame:Aluminum Alloy
Fork:Suspension fork
Tire:20*2.0
Brake:Disc brake
Derailleur: Shimano7speed
Battery:36V 120AH Chiese battery
Motor:36V 350W 
Display:LCD display
Charger:36V/2A Charger
Speed:25KM/H
Range:30-60KM
Freewheel:Shimano 14-28T
Front Light:36V LED Front Light
Rear Light:Semi-integrated Rear Light

Frame:Aluminum Alloy
Fork:Suspension fork
Tire:20*4.0
Brake:Disc brake
Derailleur: Shimano7speed
Battery:36V 12AH Chiese battery
Motor:36V 250W 
Display:LCD display
Charger:42V 2.0A
Speed:25KM/H
Range:30-60KM
Folding Size:90*50*74cm
Unfolding Size:170*56*120cm
NW/GW:25.8KGS/31.7KGS

Frame:Aluminum Alloy
Fork:Suspension fork
Tire:20*4.0
Brake:Disc brake
Derailleur: Shimano7speed
Battery:48V 13AH Chiese battery
Motor:48V 250W 
Display:LCD display
Charger:54.6V 2.0A
Speed:25KM/H
Range:30-60KM
Folding Size:92*50*80cm
Unfolding Size:168*58*116cm
NW/GW:29.3KGS/36.5KGS