the PET flap is made of high quality ABS and PP material with a smooth surface, providing strength and durability with quality assurance. - 4 way lock with red and green switches: four switching modes in/out/lock. The door can be set to in only, out only, in and out, or fully locked. Easy to adjust to keep your pets in or out, giving your cat or small dog the freedom to come and go without disturbing you. - Transparent visibility and quiet operation: the transparent flip cover lets your pet see through the door. The outer screen is waterproof. A brush strip reduces noise when the door closes, helping prevent disturbance for both pets and owners. - Easy installation and durable design: complete instructions included. Weatherproof pet flap with an inner telescopic frame, designed to fit windows, doors, cupboards, and more with ease. - Suitable for cats and small dogs: built to accommodate small pets while maintaining sturdy performance and reliable operation. Use scenarios: - Create a schedule for your pet: set to in-only during the day when you’re away, out-only when you want your pet to come and go freely, or locked during bad weather to keep the indoors secure. - Manage access in multi-room homes: use the 4-way lock to restrict entry to specific rooms while allowing exit when desired. - Protect against drafts and stray animals: the weatherproof design and smart lock help keep your space comfortable and secure while your pet enjoys independent access.