Package content : 1. 3000W Powerful Brushless Gearless Motorized 20" 24" 26" 700C 28" 29" Wheel Or Motorcycle Wheel 17" 18" 19" 21". 2. 48V-72V Sine wave 80Amp smart controller 3. Controller bag 4. 1 pair of High Quality Aluminum Alloy Brake Levers v 5. Full Twist Throttle 6. PAS 8 Magnets High Quality Pedal Assistant Sensor 7. TFT UKC1 Color display 8. single speed gears 9. Free Torque Arm Safe for Customer. 10. GOOD PACKAGE