16″*1.75-1.95, New European Standard Certification, UL certification, Electric bikes, Sturmey archer three speed internal home run method derailleur system, New digital display thumb shifter, “The front and rear Tektro disc brakes, Wellgo aluminum folding pedal, Integrated handlebar cover, LASCD aluminum alloy crank wheel, 250W-350W motor, Speed – Torque Sensor, Single – double mode, 0-6 km slow start, 25 km of power off, Samsung 3500 cell, 6.8 AH, 5 gear LCD display, Cruise control .