Item no: fde 54 Speed:25km/h shimano 6/7 speed-shift Climbing angle:10 degree totally by electricity Range distance:45-55km with pas Loading capacity:125kg Motor :180w-250w brushless motor Battery capacity:24v10ah lion battery Frame:aluminum frame Wheel size:26*1.75 N.W/g.W29kg/32kg with battery Charging time:4-6hr Rechargeble timesover 800times Charger input110v-220v Optional installationlight, speed-shift, rear box Package: carton Size: 145.00*27.00*78.00mm Gross weight: 32kg