PRODUCT INFO Wheels Hub rearBrushless geared hub motor, 80Nm, 750W/1200W Peak MotorSpokesAluminum alloyTirePuncture protection, 20"x4.0"-max tire size without fenders E-system Battery600Wh, external removable lithium-ion batteryCharger2A, 54.6V output, 100V-220V AC inputComputerLED display FrameCarbon Steel, external removable lithium-ion battery, rear rack included, fender mounts, front & rear mount mechanical disc, kickstand mountForkSpring Fork, 65 mm travel with preload adjustment and lock-out Drivetrain Rear derailleurShimano(ARDTY200GSLD) 7 speed Accessories LightLED, headlight and taillightKickstandAlloy Weight Weight34 kg / 75 lbsWeight limitThis bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 330 pounds (149.7 kg). Dimensions Folded Dimensions37.4*21.7*27.95 inchUnfolded Dimensions67*25*49 inch 45 Miles max long range on a single charge. 600Wh (13Ah, 48V), external removable lithium-ion battery that you can carry separately. Features a USB Charging Port, which serves as your phone's power bank. 45Miles Max Range 600Wh Battery Capacity 600cycle