Single-handed unlock operation with an automatic soft-close air-controlled system to prevent finger trapping, an automatic locking system and a built-in brace on bottom rung for extra strength. This robust adjustable ladder is easy to store, transport and carry which makes it ideal for trade and professional use. Closed to Max. Open Height: 0.76 - 2.6m Max. Static Vertical Load: 150kg Professional Use Non-Slip Feet & Rungs Rectangular Rungs 483mm Safety Grip Wall Bumpers 2 Year Guarantee Automatic Unlock Air-Controlled Soft-Close System Strong Lightweight Design Easily Portable Closed to Max. Open Height: 0.76 - 2.6m Max. Static Vertical Load: 150kg Professional Use Non-Slip Feet & Rungs Rectangular Rungs 483mm Safety Grip Wall Bumpers 2 Year Guarantee Automatic Unlock Air-Controlled Soft-Close System Strong Lightweight Design Easily Portable