Class: 2 Default / Unlocked Via App Class 3 Payload Capacity: 300 lbs Range: 70 miles Motor: 500 watt Assist Levels: 0-4 Battery: 36v, 20Ah, 720Wh Bike Weight: 67 lbs Max Speed: 20 Throttle/ 20 Assist. Unlocked Via app 20 Throttle/ 2