Get started on your all terrain adventure! The design of the VIVI F26FUL electric bike perfectly combines unparalleled adaptability to complex riding conditions with superior comfort. Its 500W high-speed motor, 48V 12.8Ah battery and long range of up to 50 miles allow you to conquer any terrain and enjoy the fun of riding. If you want to ride farther, faster and explore more terrain, this upgraded big-wheel fat tire e-bike includes everything you need to ensure peak performance while riding.  500W high speed brushless hub motor, 65Nm Up to 1000W peak motor power Removable 614Wh lithium-Ion battery 12 magnet cadence sensor Intelligent 5 level pedal assist and digital LCD display  Locked mechanical suspension fork, 80mm travel Mechanical disc brakes with 160mm rotors Shimano 7-speed gear system 54.6V 2Amp smart 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