PetSafe Microchip Cat Door, Exterior or Interior Pet Door - Multi-User RFID Access Up to 40 Pets, 4-Way Locking, Weatherproof, DIY Easy Install, Hardware Kit; Privacy for Cat Litter Box or Pet Feeder

YOUR CAT IS THE KEY: This door reads your cats unique 15-digit microchip ID and only allows access to programmed pets; programmable collar keys are sold separately for cats without a microchip | KEEP OUT UNWANTED GUESTS: Give exclusive access to your cat (and up to 39 other programmed pets) while keeping unwanted animals (like the neighborhood squirrel) from wandering inside | FREEDOM AND INDEPENDENCE: When youre stuck late at work (or just sleeping in on a Saturday), your cat will still have the freedom to let herself in and out of the house | 4 LOCKING OPTIONS: The manual 4-way lock lets you keep your kitty safe and secure; set the door to ˜Locked, ˜Unlocked, ˜Enter Only or Exit Only | KEEP WEATHER AND STRAYS OUT: Two magnetic latches are designed to keep out unwanted guests and prying paws, while built-in weather stripping reduces drafts from creeping indoors | EASY INSTALLATION: Fits most wood, PVC and uPVC doors, but metal, glass, brick and wall installation will require additional accessories (sold separately) | U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions | QUALITY PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy