●Locking levels with locking mechanism, choose the desired height for the ladder and it then locks securely into place. ●It can reach a tiny height of 88 cm and a width of 50 cm. This means they could be stored in the closet under the stairs or in the trunk of a car. ●The sturdy frame of the telescopic ladder is made of high-quality aluminum alloy, which is wear-resistant and corrosion-resistant, rust-proof, high and low temperature and aging, and can bear a weight of up to 330 pounds. ●EN131 CERTIFIED - This extension ladder is approved for use by professional contractors for commercial work. Made of high strength and corrosion resistant aluminum alloy. It offers undeniable durability in a lightweight package. ●Suitable for utility and household work, this telescopic ladder allows you to easily reach the right height while staying safe. And for added security, it features non-slip feet, grooved steps and a securely lockable safety space.