Y6-S motor 500WStrong power: 500W rated power, strong torque, easy to handle 15 climbing, start acceleration one step faster, enjoy speed and passion. Long lasting endurance: High efficiency motor, high energy conversion rate, with large capacity battery, longer mileage, meet your daily travel needs. Stable and reliable: Made of high quality materials and precision technology, it runs smoothly, has low noise, long service life and is durable. Energy saving and