1. SOLUTION The 4way lockable pet door for cats and dogs can be adjusted to unlock, allow entry only from inside or outside, or remain fully locked. Give your cat or small dog the freedom to come and go without disturbing you or being locked out at night. It can also be installed on interior doors to provide your cat access to a bedroom or litter box cabinet. 2. More Freedom Your cat will love the independence of the pet door. The brush strip helps reduce energy loss and ensures quiet operation, preventing startling noises. Even in windy or snowy weather, your pet won't be trapped outside—thanks to the waterproof and tightly sealed design. Enjoy more freedom at home! 3. Easy Installation Comes with complete instructions (though they may not be in English), making it simple to install on windows, doors, cabinets, panels, and walls. 4. Enjoy a FreshSmelling Home Keep unpleasant litter odors contained without restricting your cat's access. Your pet can reach its food and bathroom area, while your home stays odor.