1-Aluminum, very light structure
2-Folding and automatic unfolding
3-Dual control
4-Using forward/backward, left/right
5-Front wheel swivel or fixed, removable
6-Setting the speed, automatic braking on descents
7-Umbrella holder
8-Transport bag
9-Wheel pothole
10-Support remote control
11-Battery lithium 20 Ah
12-6" Swivel front new wheel+4" 4th Wheel