There are also tires in other sizes, such as 20 inches, 26 inches, 27.5 inches, 29 inches, and 700c. If needed, you can leave a message when placing your order to change the size. 1 X 48V Motor wheel. 1 X 48V controller. 1 X controller bag. 1 X SW900 display. 1 X twist throttle (for SW900) (pair). 1 X half-twist throttle (pair). 1 X brake lever (pair). 1 X PAS sensor. Connector for Controller: XT60. Composed Type: 13Series 5Paralles 13S5P. Cells: Powerful 18650 3.7V 2600mAh 5C Cells. BMS: 30Amp continuous 60±10Amp maximum. Fit Motor Power : 48V, 500W, 750W, 1000W. Charge Cut-off Voltage: 54.6V. Discharge Cut-off Voltage: 39V. Discharge Temperature: -20 to 65°C. Charge Temperature: 0 to 45°C. Battery Weight: 4.4kg. Cycle life:? 80% capacity after 800 cycles. Composed Type: 13Series 4Paralles 13S4P. Cells: 21700 3.7V 4500mah Power Cells. BMS: 40 Amp continuous 90±10Amp maximum. Fit Motor Power : 48V 1000W, 1500W. Battery Weight: 3.7kg.