Frame: 6061 Aluminum Alloy Rim Material: Aluminum Alloy Motor: 750W Motor Controller: 48V 22A Display: SW-U-LCD Turn-Handle: Rotary Lithium Cell Capacity: 48V 13Ah Charging Time: 4-6 hours (Recharge regularly to extend the life of lithium cell) Fork: ZOOM Rear Rack: With Brake: F/R Mechanical Brake (With 4pcs Brake Pads) Disc Brake: Front 180 and Rear 160 Brake Lever: Universal Rim Form: Spoke Wheel Tire: 26x4.0 inch Fat Tire Throttle: With Front Suspension: Fork Shock Absorption Rear Suspension: NO Structure Shock Absorption: Lightweight Aluminum Alloy Frame Light: With Front light Pedal: Universal Footrest: Universal Riding Mode: Pedal Mode/Boost Mode/Power-Mode Range Distance: 25-35km （Pure Power-Mode） Max Speed: 45km/h Tube Clamp: D1=30mm/1.18in D2=38mm/1.5in Handlebar Size: 31.8 * 660mm / 1.25 * 25.98in Stem Size: 28.6 * 31.8 * 110mm / 1.12 * 1.25 * 4.33in Saddle Size: 27.2 * 250mm / 1.07 * 9.84in Saddle Height: 0.88-1.0m / 34.64 * 39.37in Item Size: 1.92 * 1.12m / 75.59 * 44.09in Package Size: 1.58 * 0.85 * 0.28m / 62.2 * 33.5 * 11.02in