Features: 1.[Practical] Pet door lets your cat into an indoor room while giving you complete control. Great for bedrooms, even food or litter boxes, and keeps dogs and kids out when the door is closed. 2.[4 Locking Options] The pet cat door has a manual four way lock that can be set to lock, unlocked, entry only or exit only to meet different needs, safe and reliable to use. 3.[Premium Material] This cat flap door is made of premium ABS material, weather resistant, durable. Fine workmanship, burr free surface, will not scratch your cat. 4.[Easy To Install] The included instructions, notes and prepare the necessary tools, easy to install according to your needs. Tunnel depth can be reduced according to your installation needs. 5.[Wide Application] Pet door can be installed in window, doors, cabinets, etc, using screws to avoid falling off caused by tape installation, no noise and door damage. Specification: Item Type: Pet Cat Door Material: ABS Product Size: Outer Height: Approx. 29cm / 11.4in Outer Width: Approx. 27.5cm / 10.8in Thickness: Approx. 5.5cm / 2.2in Inner Size: Height: Approx. 18cm / 7.1in, Inner Width: Approx. 17cm / 6.7in PackageList: 1 x PetCatDoor 8 x Screws 8 x Screw Covers 1 x Double Sided Sticker 1 x English Manual Note Manual measurement, please allow some errors.