, the manual provides the blueprints for its 48V power system and 21-speed Shimano derailleur.
: Ride as a standard bicycle with the power off or set to level 0.
, the manual provides the blueprints for its 48V power system and 21-speed Shimano derailleur.
: Ride as a standard bicycle with the power off or set to level 0. Zpao Electric Bike Manual