This two wheels electric bicycle uses a 500W brushless motor with high speed, long service life, no friction and internal friction; 500w positive basalt controller , 48V12/20A lead-acid battery. The bike can drive 35KM with one full charge and one gears speed and pedal riding. The display uses waterproof technology, high quality damping is adopted, with hydraulic damping at the front end and spring damping at the rear end.The full magnetic steel motor can provide greater power output, lower torque,easy climbing and can drive in 10cm water. Anti-theft dual remote control, key anti-theft and remote control anti-theft, dual protection, to ensure the safety of electric vehicles. This bicycle meets our daily travel needs.