Electric Bikes for Adult Moped
Absolutely enclosed waterproof and dustproof IP5 .Most velocity as much as 25-28mph. Equip with the 5 energy help degree 1-5, provide the Stronger and Stronger energy and reply at any time,to fulfill your each acceleration.
Skilled 8-speed shifter, Full-aluminum prowheel crankset and chain, making the general transmission system clean and sturdy.