- 4-Way Locking Modes: Our Interior Exterior Cat Door features a rotary lock that allows you to easily adjust between four modes: out only, in only, both in and out, and fully locked. This gives you complete control over your pet's access. - Size and Compatibility: With an outer size of 7.56" x 2.17" x 8.46" (W x H x D) and an inner size of 6.18" x 6.30" (W x H), this cat door is designed for installation on doors and thin walls. It is suitable for cats weighing up to 15.7 lbs, making it ideal for most household pets. - Durable and Weather-Resistant: Constructed from high-quality ABS material, this cat door is built to last. Its smooth surface is weather-resistant, and it includes a fixed groove with a magnet for a weather-proof brush strip. This feature minimizes noise, prevents rain and wind from entering, and keeps pests like mosquitoes at bay. - Easy Installation: The cat door comes with a step-by-step installation manual and an instructional video to guide you through the process. You can adjust the tunnel depth to meet your specific installation needs, ensuring a perfect fit for your space. - Practical Applications: This cat door is perfect for allowing your pet to access the outdoors while keeping your home secure. It's great for homes with multiple pets, allowing for easy movement between rooms, or for providing your cat with outdoor access while keeping unwanted animals out. - Trustworthy Performance: Designed with your pet's safety and comfort in mind, this cat door stands out for its robust construction and versatile functionality, making it a smart addition to any pet-friendly home.