Finether 15.4ft Extension Ladder|Aluminum Ladder| Multi-Purpose Folding Ladder with Safety Locking Hinges and 2 Panels,EN131 Certified, 330 Lb Capacity Lightweight, compact and portable. easy to store. with free glove and bag Net Weight: the ladder with aluminum alloy construction, weight only 16.7 Kg (36.82 lbs) Safety First: safety locking hinges and 2 panels (44.9" x 11.8"; 33.5" x 11.8"). Sturdy and tough, certificated to european safety Sstandard EN131 16 rungs, extend to the ladder from 2.85 ft (87 cm) to 13.5 ft (410 cm). fully extended length: 15.4ft (470cm); fully folded height: 4ft (123cm); Multi Purpose: can be used as single ladder, double sided ladder, trestle, work platform, stair ladder etc. can be DIY into different patterns.