electric bike, electric bicycle, mountain bike 1,250W/26'' 2,Shimano7 speed 3,36V ... Li-ion battery 4,N.W.: 24KG electric bike, electric bicycle, mountain bike1,250W/26'' 2,Shimano7 speed3,36V 9Ah Li ... '', Al Alloy twin wall and CNC side walBrakes (front): Disc brakesBrakes (Rear): Disc brakesBattery: Option: 36V 9Ah Li-ion battery Charger: 100 ...