Electric system 

Motor      High-speed brushless geared motor  200W
      Optional: 180W
battery      24V/9Ah NCM with  Panasonic battery cell
      Optional: 24V/10Ah    36V/10Ah LiFePo4
 
PAS          (pedal assitant system) 1:1 Speed intelligent PAS
Controller   intelligent brushless controllor
Charger      AC 100V -240V 2amps 
charge time  3-5 hrs
Speed        adjusting handle rotating（optional）

Capability 
Maximum speed 25km/h (Euro),35km/h (USA & Canada).
Diatance per charge 24V/9Ah    65km .
                 24V/10Ah  80km .
                 36V/10Ah  90km .
Loading 90kgs
net weight         22kgs
gross weight         27kgs
Package size         157×23×79cm
 
parts 
Frame aluminum alloy 7005 T6
tire 20" X 1.75 
 Single walled-aluminum alloy
Front fork High-carbon steel
Front brake Aluminum alloy   V-brake
Rear brake Aluminum alloy   V-brake
Free wheel 6-speed internal 14-28T 
Deflector rod Domestic
rear derailleur 6-speed internal 
Handle grip aluminum alloy
Spokes         45#steel  14G
handle bar aluminum alloy, foldaway
Brake rod aluminum alloy，with safety switch cut out
Chain         KMC-C30
Chain wheel Steel  38T
Fender         ABS plastic
 
Saddle Leisure
Seat post Aluminum alloy
Pedal         Plastic, foldaway with reflector
Optional allocation Repairing tools