Adjustable Height: 3.8M (1.9+1.9M) Telescoping foldable ladder for multi-purpose. Used as A-Frame ladder or a straight ladder. Transform it by simply lifting the hinge release rod. Could extended and retracted rung by rung quickly and easily. Convenient: With a hand strap to gather the pedals together, easy to carry around, compact enough to storage in everywhere. Strong Construction: Made of high quality and polished aluminium with smooth surface. Maximum 150kg/330lb load-bearing capacity, Net weight about 13.5kg/30lbs; Safe to Use: Comes with a stabilizer bar to for extra stability. Equipped with anti-slip rubber feet and grip and stable locking key between pedals to avoid bumping or friction. Multi Applications: Ideal for Business, Home, Builder supplies, Indoor, Outdoor, Garden Work, Washing Windows, Roof Works, etc.