Railer i/O's lightweight SuperCruise Plus 6061 alloy frame with semi-integrated battery downtube and weld-on cargo rack, cushy Plus-size 3" tires and hydraulic disc brakes team up with a powerful 36V 350W rear hub pedal/throttle-assist powerplant. The system utilizes Samsung battery technology with 5 levels of assist and delivers an estimated 30+ miles of range depending on mode. Full recharge time is just 4 hours.