Eunorau META275 Electric Full Suspension Mountain Bike Step Thru Specifications Motor: 48V/500W High Torque Hub Motor Frame: 6061 Aluminum Alloy Maximum Speed: 20 MPH Battery Range: 35-65 miles* Battery Charging Time: 4-6 hours Battery Type: Lithium-Ion Battery Capacity: 48V/13Ah (Optional second batteries: 14Ah & 17Ah) Box Dimensions: 160 cm L x 30 cm W x 89 cm H Throttle: Thumb throttle for easy access to power Display: LED panel Sensor: Torque sensor for responsive assistance Lighting: Headlight: Front LED headlight Taillight: Rear LED light Extras: Rear rack and fender included Wheels: Rims: 27.5-inch black alloy Spokes: Stainless steel Tires: CHAOYANG city tires, 27.5 x 3.0 Gear Shifting: Shimano Derailleur 9-speed freewheel Shifter: Shimano push-button 9-speed Sprocket: 42T chain-wheel crank Brakes: Hydraulic disc brakes, 180mm Handlebar: Adjustable stem for comfort (matte black) Saddle: Comfort saddle with suspension Pedals: High-quality aluminum alloy pedals Manual: Included Tool: Included