4 Closing Modes: The cat flap with four settings allows your cat to enter and exit the garden independently. You don't have to worry about when your pet wants to go to the toilet. 4 settings: inward-opening, outward-opening, two-way opening and locking. Easy to install: The dog door can be installed on glass, wooden, iron, plastic and other doors, as well as a wall less than 6 cm thick. Pet door size: M: 19.2x20cm (WxH), door size: 16x15.7cm (WxH), thickness: 5.5cm. L: 23.5x25cm (WxH), door size: 18x19cm (WxH), thickness: 5.5cm. Suitable for cats, small dogs and other small pets. Cat Flap Material: The outer frame is made of ABS material, which is weather resistant and easy to clean. The movable door is made of PC material, has a long service life, is UV resistant and highly transparent, protects against pet claws and bites, is resistant to moisture and abrasion. Can also be fixed on the exterior door. Quiet: This pet door operates very quietly. Easy to use, it moves very easily. It is very waterproof and protects against drafts, ideal in winter. Do you have this problem of constantly having to open the door to the cat because he wants to go out or come in This pet door is for you! Pet doors with four types of closure allow you to control the entry and exit of pets according to your wishes. Pets can push the pet door by themselves, without your help. - Two-way opening: the pet can enter and exit freely. - Completely closed: Locked, the pet does not walk around. - Inward opening: The pet can only enter, not exit. - Open to outside: Pet can go outside at any time, prevent pets from entering the house from outside. Easy Installation: By following the instructions in the manual, you can complete the installation quickly. You can also remove the movable door and install only the door frame. ABS-PC material improves durability and has high transparency, which allows animals to better observe the outdoor scenery. Quiet: The cat flap is very quiet, so don't be afraid to introduce noise into your life. With magnet: The magnet means the cat flap does not open by itself and closes automatically. Lockable: The door can be locked if you don't want your pet to come out. Technical characteristics: - Color: White - Material: ABS and PC - Recessed depth: less than 6 cm - Suitable for pet size: M: pets weighing less than 5 kg and having a waist circumference of less than 40 cm. Size: M: 19.2 x 20 cm (W x H), door size: 16.7 x 15.7 cm (W x H), thickness: 5.5 cm Scope of delivery: 1x pet door 8X screws fixing 2X glue 1X French user manual Note: Due to manual measurement, please allow 1-2cm error.