Features1Material: Made of plastic, wear-resistant, long-term use. 2Automatic opening and closing: When pets enter or leave the bathroom or bedroom, the door can be closed and opened automatically, so you don't have to get up and open the door yourself. 3Humanized design: This tool can help control the entry and exit of pets, allowing your cats and dogs to enter and exit the room freely, and improve the intimacy and dialogue between you and your pets. 4Safe to use: The sturdy housing and internal components ensure performance, whether it is scratched, bumped or dropped. It is not easily damaged on doors and walls. 5Easy to install: No tools are required, and the pet door can be installed in a suitable position according to the height of the pet. 6Application: Pet door accessories can be used in bedrooms, bathrooms and places with doors. 7Installation steps: 8Step 1: First install the white sliding door. Make sure that the pet can determine the position of the white flap according to the height of the door. 9Step 2: Let the pet practice and let your pet be familiar with the door. 10Step 3: Install the lamps. The more rings you put on the white pane, the more time it takes to open the door. Conversely, the fewer loops you put on the door, the easier it is to open the door.SpecificationMaterial: plasticColor: WhiteSize: about 250x140x140mmRope length: 1.1MColor box size: 29*26.5*4CMPackage List1x pet safety door 1x elastic rope 2x fixed buckle