Ⅰ） features: 1, novel personality 2, fresh color 3, rear double holds: It is convenient, quick and more humane to lock the vehicle. 4, high-intensity motor lock: you may rest assured to park your bike. 5, super and human leg supporter: creative; not only comfortable, but also effectively protect the electrical axis with unique properties. 6, comfortable rear cushion: combined with generous leg supporter, it will sit comfortably and healthily. 7, unique reflector settings: saddles, rear tank and rear masonry all set with high-standard reflectors, which is simple and safe. Ⅱ） details advantages: 1, The power jack anti-loose structure makes you no longer worry about the power failure. 2, High - Strength battery box chute closely links to the battery box, and the size of battery box is reliable enough to avoid battery vibration and wire break. 3, Personalized protecting jacket of head tube effectively avoids rust and enhances the body’s good looking. 4, Rust-proof hat of former axle avoids rust and dust for reasonable matching. Ⅲ）security systems: 1, Front wheel brakes, rear dynamic brake and E-ABS- braking system help braking smoothly and comfortably . 2, It has super and undulating frame. High-carbon and high-intensity pipe is 15% heavier than same vehicle type in NW. Part of the frame weld and the main bicycle frame body have passed the NDT test and over 200,000 high-intensity vibration test, thus safe and reliable. Ⅳ）anti-theft system: 1,It is more secure and reliable with anti-theft power lock specially used for Celimo and anti-theft locks on battery box. 2, It offers a more secure defensive line for the vehicle with the high-intensity servo motor lock designed by Celimo . Ⅴ）power and speed: 1, high-speed motor: fast startup and powerful torque. 2, With 28:16 chain power transmission system +1:1 auxiliary power system, it is fast, labor-saving and fitness.The pedal,same as that of bicycle makes the riding more fast and light. Ⅵ）48 V 10 Ah (it is standard) Sealed VRLA battery: 1, Small currents of the efficient motor make the battery’s life longer. 2, The charger, adopting unique supporting design can automatically avoid exceeding charge, mend the battery in charging electricity, thereby greatly extending battery life. Ⅶ）modeling stye: It gives you a secure and comfortable riding with its heroic appearance. complete vehicle material：45# warranty:2 years wheel's dir specification：16″×2.125″ braking mode:front brake/rear dynamic brake power usage per 100km：≤1.2Kw/h run distance：45Km weight：≤26Kg starting mode:electric battery type: Lead acid accumulator rated voltage：48V max charger voltage：59V capacity：14Ah/17Ah motor type：DC brushless toothless high speed motor rated output power ：350W rated voltage：48V rated output torque：7-7.5Nm rated running speed：350R/Min warranty: 5 years controller min voltage：≥42V max current：≤17A speed swift voltage:1.1-4.2V specification: brushless intelligent type warranty: a year charger input voltage：AC100~240V 50HZ charger time：4-8h warranty：a year