28" Lady Electric Bike - TDB28S Aluminium frame Susp. Fork Shimano 7 speeds F/R: V brake 28" Lady Electric Bike - TDB28SPerformanceMax Speed: 25 km/hRange: 45 kmClimbing Degree: ≤ 8 degreesRun Mode: Pedalling Assist ModeRecharging Time: 6-8 hours Charge Cycle Times: >500 times Load Capacity: 100 kgElectric Assist SystemSensor: LiShui, ES-02, 1: 1intelligent Speed SensorDisplay: JiaTe, ED-02, ...