Contents: 1. Magic Pie 3 motor(Brushless&Gearless with Built-in controller)2. All-in-one integraged Cable with Thumb or Twist Throttle with Battery gauge, Brake levers, Cruise control button. 24V/36V/48V 250/750/1000W(16''/18''/20''/24''/26''/28"/700C Spoked Double Wall Rim)Gross Weight: 11kgMeasurement: 45cm*30cm*45cm(16''/18'')53cm*24cm*53cm(20'')58cm*24cm*64cm(24''/26'')70cm*24cm*66cm(700c/28'')Battery and charger excludedKey features: 1.30% higher climbing Torque(Max: >70N. M)2. Easy replaceable Internal controller with upgraded mosfets, No more messy wiring with new built-in controller3. Better heat dissipating with Self-Cooling Fan, removing 60% heat4. Water-proof integral wiring set with Silver plated Plug-pins for easy connection5. Upgrade Mosfet with 35A continuous current6. Dual control mode for sensor and sensorless7. Multi-Voltage accept 24V/36V/48V8. Regenerative braking9. Cruise speed control10. PC progarmable11. Forward/Reverse available