1. Color option: balck, silver, or customized
2. 24V 8AH~48V 15AH Lithium
3. 24V 8AH~48V 10A LiFePO4
4. Compliant rear rack

1. Battery level indicator

2. On and off switch

3. 4 ports for charging and discharging

5. strong handlebar

6. Have room for assembling the controller