Product Parameters Model: M20W2000W21AHMB Wheel Size: 20" Color: mat black or as ordered Net Weight: 32kg Frame: alloy aluminum suspension frame Handelbar Sets: alloy aluminum Fork: Alloy Suspension Fork Shifting Lever: 7 speed Shimano Rear Derailleur: Shimano Cranksets: 52t Freewheel: 7 speed Shimano Chain: anti-rusted chain Brake: hydraulic 180*3.0 mm disc brake for front and rear Wheel 20" spoke Or magnesium Tire: 20"x4.00 Chaoyang or CST Electric configuration: Riding mode: PAS mode (5 Shifts) pedal assistant Pure Human Riding Pure electric mode (5 Shifts) Maximum speed: ≤32km/h, ( can be set faster as customer required ) top speed 55-60kmh Front light LED Powered by battery Max Load: 180kg Battery: 52V 21ah Lithium battery Samsung ( can be changed as customer required ) Charger: Overvoltage,Overcurrent Protection, 3a standard 110-240V 1 chargers Motor: F/R drive 1000W /1000W brushless, Xiongda LED Display color display Battery lever function Waterproof rating: IP54 Power assist Sensor : Hall system Controller intelligent control system Wire connector: All cables are Waterproof Integrated wires Packaging & Shipping Our Advantages we have a simple philosophy to provide excellence both at quality and at service to our customers at a challenging price. The spirit drives the team at our factory close to the dream of facilitating total satisfaction in all spheres of its activities by providing a zero defect end product to their valued consumers. we are planning ahead to serve our quality products across the globe. We believe in innovation and continuous improvement of our methodology to provide even better services to our clients. Our efforts are aimed at providing our clients with superior quality products and services. To put it in simpler terms, our business philosophy is to match the expectations of our clients with their aspirations so that they can lead a better life. Company Profile Our factory focuses on designing and producing all kind of city electric bikes ,folding electric bicycle , mountain electric bicycles and scooter or O.E.M based on customer requirements.All product are strictly produced and tested based on international standards . Our products have been sold worldwide and trusted by our customers and won a good reputation. In the coming time , we like to keep on expanding business with our relationship partners and developing new partners in world market for long run business. We can provide best quality products , competitive prices and best service as we have done before. Maybe one of our products can catch your eyes here in our shop. You are welcome to visit us, guide us and negotiate business with us for achieving common progress. Having any questions , please feel free contact us. Best regards