Powerful electric bikes: JSL-TDH013Z Specification: 1).Motor: 350W High speed brushless DC hub intelligent motor (500W available) 2).Battery:48V,10AH; 48V,12AH; 48V,14AH sealed lead acid battery 3).Max speed:35km/h / Pedaling-electric model 40-45km/h 4).Max range:40km / 45km / 50km Or pedaling-electric model 45-65km 5).Max loading:175kgs 6).times:>=360 7).Charging period:4-8H 8).Frame:Strong hold steel frame 9).Front fork: suspension 10).Wheels:Alloy rims 11).Type:24" 12).Brake:Front drum Brake / Rear roller brake 13).Battery and power indicator with front light 14).With front basket 15). With rear mirror 16).With reflectors on wheels and back plastic 17).Rear brake light,left and right turning lights 18).With 1:1 pedal assistant system (PAS) 19).N.W /G.W: 40 / 45 KGS (with 48V,12AH battery) 20).Packing size:150x32x80cm 21).Container: 20'ft:64pcs / 40'ft:128pcs / 40HQ:156pcs