2000W Dual Brushless Motor Lankeleisi X-Black Knight front and rear 1000W, maximum torque 95nm, dual motor drive power system, easy to handle 40 ° hill, ebike can also be high speed under the maximum load capacity of 440LBS. You can choose to ride with one of the motors or dual motors depending on the riding conditions. The dual-motor drive system provides stronger power transmission for high-speed riding on rough roads. 48V 45Ah SAMSUNG Li-ion Battery The X-Black Knight is Lankeleisi's first ebike to be equipped with dual Samsung battery models. 48V 25Ah and 48V 20Ah batteries, both of which are made up of 21700 cells, enable ultra-long-distance off-road riding, with a range of 140KM in pure electric mode and 280KM in pedal-assisted mode, and with the supplied 48V 3A fast-charging to minimize charging time. Full Suspension Lankeleisi X-Black Knight consists of front fork suspension and 2*320lbs rear suspension, which effectively reduces the bumps and bumps encountered on rough roads, reducing the rider's physical uncomfortable, and experiencing a smoother and more comfortable ride. 4.5" Led front light+rear tail light 4.5" Circular LED headlights with built-in electronic horns,headlights operate at 780 lumen of large flood light angle.It has a wider range of light and a built-in 95-decibel electronic horn to alert pedestrians and vehicles to safe driving. When riding at night or at night,turn on the taillight working mode to remind pedestrians and vehicles to drive safely. Cargo Bike Rear Rack Design X-Black Knight is equipped with a cargo bike rear rack for a more daily using & multi condition using. It can carry up to 50kg weight, so it's perfect for transporting goods, food or delivery. Specification Brand:LANKELEISI Type:Electric Bike Model:X-Black Knight Frame:6061 Aluminum Alloy Soft Tail Frame Frok:Lockable aluminum shoulder oil spring suspension large forks, travel 120 mm Rear Suspension:Two 320L rear shock absorbers Handelbar Sets:31.8 Big Swallow handlebars Cranksets:Aluminum alloy crank square hole 52T Rim:Aluminum alloy wheels Tire:20*4.0 CST Fat tire Motor:48V 1000W front drive brushless motor and 1000w rear drive brushless moto, max torque 95Nm Battery:48V 45AH Samsung Lithium Battery, 21700cells Controller:48V40a Dual Drive Vector Controller LCD Display:Color LCD with speed, trip, battery, assist level and more Front light:4.5 "LED high brightness headlights Charger:48V 3A charger Throttle:Half Twist Waterproof Grade:IP54 (waterproof for daily use, suitable for use in rain) Top Speed:25km/h Pure electric mode:120-140 km Pedal Assist Mode:250-280 km Variable speed:Shimano 7 speed Shifting Lever:Shimano M310-7 Rear Derailleur:Shimano M310 Chain:KMC 7s Brake:DYISLAND De-energized Hydraulic Disc Brakes Bike Weight:48KG Max Bike Load:200KG Applicable height:170-190CM Bicycle Size:1920*1110*870mm Package Contents 1 x Electric bike 1 x Charger 1 x Tool kit 1 x User Manual