electric bike, electric bicycle, electric vehicle 1,with Li-ion battery 2,alloy frame 3,ce certification electric bike, electric bicycle, ... Motor 200/250waccelerator1:1PAS 6-class Shimano speed gear optionalBatteryLithium 10Ah 24VCharger250 / 110V, 50 - 60HzCharger life>800 timesCharging time4-6 hours ... tyre)210/170/81pcs,287/228/110pcs unfolding alloy frame li-ion battery electric bike