The goal and aim of noahk is to maketheir electric bicycles simple ,light,fashionable and relaxed happy riding. motor power:120Wattsmax speed :25km/hMain materical quality:aluminum alloystandard carrying:75kgmax carrying:100kgTransmisson system:Two levels of electrons change speedfront(black) tire size:16inches 18inchescontinues course:30-35kmbattery :Lithium battery 15volt,12Ahspecification:1330 ...