VEVOR Telescoping Ladder, 563.9CM Aluminum One-button Retraction Collapsible Extension Ladder, 400 LBS Capacity with Non-slip Feet, Portable Multi-purpose Compact Ladder for Home, RV, Loft, ANSI ListeProduct Features Superior Load Capacity VEVOR telescopic ladder is made of thickened aerospace grade aluminum alloy, with a maximum load capacity of up to 400lbs. The interface components are also designed with aluminum alloy to withstand freezing weather. The product has been certified by ANSI and EN131 systems, ensuring your peace of mind during use. Professional Climbing Assistant With an extended height of 18. 5ft, the ladder is suitable for