Can be used as straight ladder, step ladder, scaffold, overhang ladder, M-shaped ladder or staircase ladder-Sturdy and rustproof aluminum frame for higher stability and longer service life-Anti-slip pedal makes you step on the ladder more stably-Non-slip stabilizers highly improve the overall sturdiness-Slip-resistant rungs keep the pedals in place-Large joint with locking device for simple adjustment-Compact folding size for easy storage and carrying