Fat X20 is 20″ high power lady bike with  elegant shape as well as very practical usage. It is designed for women who want to take their favorite things out or are about to do shopping from market,  free your hands and have a easy riding. Powerful fun for miles     – 1500-watt hub motor delivers speeds up to 37.28 mph (60 km/h), and a rechargeable 48-volt battery system helps achieve up to 37.28 miles (60 km) of cruising; Reliable and steady            – 20*4.0 anti-puncture tires are air-filled and heavy duty, you are fearless of the rugged terrain; Smooth and stable            – The rear-wheel drive unit apportions greater weight to the rear, enhancing both drive traction and ease of steering; Ride where you want         – Recommended for riders ages 18 and up, with features like a bright LED headlight and brake-activated taillight; Sturdy and Durable            – With high quality steel construction, Warror E1 is a solid and durable electric ride that stands up to rugged use; Sitting and riding stylish – The Warror E1 equips sturdy and spacious seat, at the height of 20″ inch which make you sit comfortable and powerful when riding. More Specification Motor power 48V 1500W Rear Hub Derailleur Shimano 7 Speed Derailleur Max speed 60km/h battery LG18650-3200mh Max range 50km Brake Hydraulic Disc Brake Charge time 7-8hours Max climbing 7° Frame material 20inch Alu frame Display LCD display Tire Kenda 20*4.0 waterproof rate IP65