VIVI ACE07 is designed for truly enjoying riding. It has powerful performance, beautiful paint design, eye-catching colors and wide tires, perfectly balancing comfort, efficiency and ease of use. It also offers the benefits of both all-terrain and step-through. ACE07 can adapt to various road conditions, from city streets to gravel roads, whether you are commuting, exercising or enjoying a leisurely weekend ride, VIVI ACE07 provides you with a worry-free riding experience with its unique design. 750W high speed brushless hub motor, 90Nm Up to 1475W peak motor power Removable 720Wh semi-integrated battery 12 magnet cadence speed sensor Intelligent 5 level pedal assist and digital LCD display Suspension fork with lockout and adjustment, 100mm travel Mechanical disc brakes, 180mm rotors Shimano 7-speed gear system 54.6V 3Amp smart fast charger Top 25Mph and Up to 60 miles of riding range (pedal assist) 26 × 4.0" all terrain fat tires UL-2849 and UL-2271 certified safety