PetSafe Microchip RFID Cat Door, 4-Way Locking

Give your cat exclusive access to come and go as she pleases Easily program your cat’s 15-digit microchip ID with the push of a button Programmable collar keys are sold separately for pets without a microchip Program up to 40 pets Keep unwanted animals out of your home 4 locking options let you control your cat’s access Energy-efficient weather stripping and 2 magnetic locking points Fits most wood, PVC and uPVC doors, but metal, glass, brick and wall installation will require additional accessories (sold separately)