SUN ADULT E350-B1 R-BU 24 E-ASSIST 1sp w/BK BASKETACT Lab tested to UL 2849 & UL 2271 standards 48V 350W front hub motor with Class 2 pedal assist and throttle (up to 10 mph) 48V 10. 5Ah lithium ion battery delivers up to 35 miles of range Custom oversized high tensile steel low step frame Single speed drivetrain with integrated bottom bracket cadence sensor Front linear pull and rear mechanical disc brakes with inline power cut off sensors & integrated parking locks High rise handlebar with foam