THE XB-420M ELECTRIC BIKE IS A 3 WHEEL HIGH POWER MOBILITY SCOOTER USING A 1 PIECE MOBILITY ELECTRIC MOTOR/REAR AXEL AND DIFFERENTIAL UNIT. THIS E-BIKE RUNS ON 4-20AMP BATTERIES, AND COMES WITH A WHEELIE BAR FOR THE NOT SO OLD DRIVERS. AT FULL POWER, THE VB-420M CAN PULL A WHEELIE AND GET UP TO 15 MPH, EASILY THE FASTEST MOBILITY SCOOTER ON THE MARKET! AND FOR THOSE FAINT AT HEART A SPEED CONTROL UNIT CAN BE USED. ALSO INCLUDED IS A REVERSE GEAR, ARM RESTS AND A STYLISH CARGO RACK. EXTRA STORAGE UNDER THE SEAT AS WELL.