Fully Automatic Operation up and down with Patented Onetouch Release Mechanism, the Engineering Plastics Are Used to Reinforce the Durability of the Extension Ladder. Each Professional Edition Ladder Has Nonslip End Caps That Help Keep It Firmly in Place.Professional Telescoping Ladders Extend and Lock by the Foot, Easily Adjusting to Whatever Height is Needed for Your Job, the Wheels at the Bottom That Make the Lightweight Ladder Easier to Move, No More Hassle. and It Rated to Hold up to 150kg

Great for attic, library, warehouse, supermarket, above-ground pool, bunk bed, apartment fire ladder escape, trampoline, manual work, fruit picking, loading and unloading truck, home / building maintenance, window washing, car washing, exterior / interior decorating, painting and more.