throttle with PEDELEC 1,MotorFront wheel or rear wheel,light weight, high speed, brushless geared hub motor,The wheel size comes with 16", 18", 20", 24", 26" and 28". Please specify your wheel size and theVoltage you wanted when you order).180W-250W for European .200W for Australia & New Zealand. 250W-500W for USA & Canada.2,Brushless controllerIntelligent brushless controller(24V/36V) with more ...