[Safe and Easy to Control]- Alluminum alloy carbon steel frame to be stable and safe, moving up or down with a crawler.
[High Capacity Battery]- Charging 800 times, one charge supports a 80-floor climbing with a speed at 0.8 m/s, power Indicator included.
[Foldable Structure]- Compact and neat after folded, easy to store. Foldaway size(L*W*H): 105 x 50x 30cm(41.3″ x 19.7″ x 11.8″).