1, increased from previous single shock to double after the shock and makes riding more comfortable rest assured

2, the battery can be easily disassembled to facilitate some cumbersome because the weights upstairs;

3, increasing the distance between seat and handlebar, even if the 1.9-meter line will not feel the leg to the height of crowding

4, the electrical installation of the heatsink, and more beautiful than before, while motor increased stability and service life