The PetSafe Microchip Cat Flap has been designed to give your cat easy access between your home and the outside world, whilst keeping unwanted visitors out, thanks to the microchip scanner that only permits entry to approved animals.Give your cat a key to your home! The PetSafe Microchip Cat Door reads your cats unique 15-digit microchip ID and allows access to the programmed pet while restricting the entry of unwanted animals (like those clever foxes). This cat door programs up to 40 pets, so its great for multi-pet households! Simply program your pets microchip to the door with the press of a button. The manual 4-way lock allows you to control your cats access, allowing you to lock it at night to keep your kitty safe inside; set to Locked, Unlocked, Enter Only or Exit Only. This door is powered by 4 AA Alkaline batteries and will signal when its time to change batteries. Your pet deserves the best. Trust PetSafe to help keep your pet healthy, safe and happy.Key Benefits Give your