1. Switch: The pet door has a 4way switch setting: outsideonly, insideonly, both in and out, or fully locked, facilitating the monitoring of your pet's movements. Designed for owner convenience, this cat door enables your feline to come and go . 2. Safe and Thoughtful Design – The transparent flap allows pets to see through the cat door. The 4way locking system provides your cats with the freedom they like while giving you control, with options to restrict access to insideonly, outsideonly, both directions, or fully locked. 3. – Made of durable, weatherresistant ABS plastic with a smooth finish. The builtin groove with snap tabs secures the weatherproof brush strip in place. Even if the brush strip loosens, it can be easily reinserted into the groove. This design effectively reduces noise, blocks rain, wind, and pests such as mosquitoes. 4. Size Applications – Frame dimensions: 9.6' (H) x 8' (W) x 1.2' (D). Door opening measures 5.9' (H) x 5.8' (W). The cat tunnel can be easily installed in doors, cabinets, panels, and thin walls.