2*1000W Powerful motor Power upgrade, speed leap! Equipped with a powerful 2000W motor, it breaks the limits of speed and power, allowing you to easily conquer rugged terrain and steep slopes. Color high definition LED screen CF2000 is equipped with a large color LED display that displays speed, battery and power in real time. It is clear and intuitive, making it easy to grasp riding information and improve the travel experience. 21700 Lithium Battery Auxiliary Battery Lifeup to 120km,Power supply 48V 20Ah(SAMSUNG) 21700 lithium battery, independent module detachable from wood structure IP54 resistance, double protection, strong output, always Comm. Experience a new joy of driving Built 5-step power assist mode, calculation of modes that can be pulled out of the instrument, output from the power mode to high-power tribunals, and solve each step. Depth of pedal power and rotation speed. stay more comfortable. 26*4.0 Fat Tire Mountain Bike Oil spring suspension and lockable fork driven comfort during impact. Large holes and muddy roads with the load of 26*4.0 inch wheels, which can fight speed bumps. The tire width can be up to 10 cm with anti-slip and anti-vibration function, and the span is longer. Bigger, smaller, smaller. 7-Speed Gear System Optional imported Shimano 7-speed transmission system, custom aluminum alloy crank 46T large chainring, front 1 rear 7-speed classic gear, SIS position, retained 7-speed gearbox determining the impact from riding. Specification: Brand:Cheevalry Model:CF2000 Frame material:Aluminum alloy Rated power: 2*1000W Battery capacity : 48v20ah Charging time: 5-7h Brake type: oil brake Tyre size: 26*4.0'' Max Load:170KG Maximum speed:53KM/H Pure electric range: 50-70km (65kg calculation) Maximum assisted cruising range: 90-130km Instrument Display:LED Tire Specifications:26*4.0 with inner and outer tubes Front Fork:Lockable hydraulic front fork Gear:Shimano 7-speed Fenders:Front And Rear Fenders Throttle Type: Turn Grip Pure electric range: 50-70KM Assisted maximum range: 90-130KM Net weight: 34KG Gross Weight: 43KG Box size : 153*30*82CM Product Dimension: 193*40*110CM Applicable height: 170-200cm Throttle type: throttle Lowest height of saddle from the ground: 85cm Highest height of saddle from the ground: 100cm Height of handlebar from the ground: 110cm Package included: 1*Electric bicycle 1*Battery 1*Instruction manual 1*Lock 1*Tools 1*Inflator 1*Fender