AW 26"x1.75" Rear Wheel Electric Bicycle LCD Display Motor Kit E-Bike Conversion 48V1000W LCD Display: to show battery power, time, speed, mileage and gears Pedal Assistance System (PAS): let you enjoy cycling while driving electric bike Dual Mode Controller: Motor works under Hall effect and non-Hall effect, extend life for electric bike Wheel Size: 26 Inch x 1.75 Inch; Top Speed: Approx. 45 KPH Complete wheel set: Reinforced 32mm rim and 40mm tire