[  download details in pdf  ] Motor Venoem™ 48V 750W brushless hub with eVario™ coil system Performance Speed* up to 17 mph or 25 km/h  :  Range* up to 25 miles or 40 km Rider Load up to 275 lbs or 125 kg  :  Incline up to 20 degrees Battery Pack Removable PCM controlled Lithium-ion 48V15Ah  (LiFePO4) Cycle Life up to 3000 cycles  (No memory effects) Charging Time Full charge ~ 2.5 hours  :  Universal charger 110V - 220V input Brakes Front - internal expansion hub  :  Rear - electromagnetic hub  Lighting Front - DOT ultra white LED  :  Rear - DOT red LED Security Anti-theft system with immobilizer  :  Key lock ignition Technology Power Control Module (PCM)  :   Regenerative braking  :  Cruise control  :  Drive by wire Construction T304 surgical stainless steel alloy Suspension Independent coil springs with shocks Wheels Size Front - 14"x3" (3.00 - 8)  :  Rear - 16"x4"  (4.00 - 8 Duro AT) Dimension L 1400mm or 55" x W 660mm or 26" x H 1066mm or 42" Curb Weight 75 Lbs or 35 kg *Speed and Range may vary with wind, terrain and load conditions.  **Some above features may be optional.