Automatic closing door: The pet gate closes automatically when the opening angle is less than 90°. It stays open steadily when opened wider than 90°, and will not close at angles below 15° for added convenience.Easy to use: Open the gate effortlessly with one hand by sliding the dual buttons. Two rotatable bottom locks offer extra safety for enhanced protection.Cat door: Built-in pet door at the bottom blocks dogs while allowing small pets to pass freely, achieving safe space separation.Steel frame: Features a sturdy solid steel structure that maintains stable shape during use. Ideal for installation in doorways, hallways, staircases and other locations.Product information: With adjusting screws: 104.1H x 74-101W cm. Adjustable width ranges from 74cm to 101cm, please measure the installation opening before purchase. Assembly required. Note: A slight gap on the door lock before installation is normal; tighten both sides until the gap is 2-3 mm.Colour: BlackMaterial: Steel, PlasticOverall Dimension: 74 - 101W x 104.1H cm (With adjusting screws). 68W x 104.1H cm(Without adjusting screws)Cat Door Size: 16W x 25.8H cmOpening Width: 50 cmSide Fence Spacing: 5-5.5 cm.