High quality material: YA MI telescopic ladder is made of high-quality aluminum alloy. Oxidation of aluminum surface can prolong the service life of folding ladder. Wear and corrosion resistance, rust resistance, high and low temperature resistance and aging. Our telescopic ladder has a maximum load of 150KG. Safety in use: the high-quality structure of the expansion ladder ensures that each part can be retracted safely. The intelligent lock pin fixes the parts in place and prevents them from sliding. Please unlock gradually when shrinking, Do not put your finger on the pedal to avoid being pinched. Parameter specification: Maximum height 8.5Ft/2.6M, Minimum shrinkage size: 18.11inch/46cm x 2.6inch/6.5cm x 28.93inch/73.5cm, Net weight: 6.1KG, Step number: 9, 11.81inch/30CM Safe step distance conforms to human foot span, And climbing is more comfortable. Portable and storage: This foldable ladder is light in weight. With a fixed belt, it can be easily picked up by one hand and is