This practical folding electric bike is powered by a 48V 400W high-speed motor, matched with vector sine wave intelligent enhanced controller. Battery options: 48V10Ah / 48V15Ah / 48V20Ah lithium battery, cruising range 25-60km. It comes with X1 LCD display meter to show speed, battery level and mileage, and equipped with Shimano 3-piece transmission kit. The speed is limited to 25km/h, up to 40km/h after unlock. Max climbing angle is 30°, max load 200kg. The frame is made of high carbon steel, aluminum alloy frame is optional. It uses 20*4.0 thick pneumatic tires and spring suspension front fork. The seat is made of flame-retardant high-elastic sponge and leather. It adopts front and rear metal disc brakes, hydraulic brake is upgradable. LED headlight, rear light and brake light are standard. Charger: 48V 2A, charging time 6-10 hours. Net weight (without battery): 28.5kg, package weight:5kg. Standard color is black, custom colors are available.