- Versatile Control Options : This pet door features four locking methods: inward opening, outward opening, bi-directional opening, and locking. You and your pet will enjoy the freedom of access without needing to open the door manually, making it easier for your pet to come and go as they please. - Simple Installation : Designed for versatility, this pet door can be installed in doors and walls with thicknesses ranging from 2-6 cm. It is compatible with various materials including brick, metal, wood, and PVC. Clear installation instructions are included, ensuring a hassle-free setup. - Appropriate Size for Small Pets : Frame dimensions measure 20 x 19 cm (W x H), while the inner door size is 16 x 15.7 cm (W x H) with a thickness of 5.3 cm. This pet door is suitable for most cats and small dogs, providing comfortable access for your furry friends. - Durable and Safe Material : Constructed from high-quality ABS material, this pet door is safe, non-toxic, and built to last. The smooth edges prevent injury to pets while entering and exiting, ensuring a safe experience. The transparent hinged flap allows you to check on your pet's activities without opening the door. - Practical Applications : Ideal for use in homes with busy pets that need frequent access to the outdoors. Perfect for use in garages or utility rooms, allowing pets to move freely without disturbing you. Great for creating a safe environment where your pet doesn’t feel confined, enhancing their quality of life. This pet door combines functionality, safety, and ease of installation, making it a valuable addition to your home for pet owners.