SureFlap - Sure Petcare Microchip Cat Flap, White, Scans Pet's ID on Entry, Check Your Cat's Size,Flap Opening is 4 3/4” (H) by 5 5/8” (W)

SELECTIVE ENTRY CAT DOOR (Screens on Entry only): Uses RFID to read your cats implanted ID microchip, allowing your cat access without letting in stray animalslearns up to 32 identities; programmable collar tags are sold separately for cats without microchips. SIMPLE ONE BUTTON Programming. Helps prevent intruder animals from entering your home. | MICROCHIP COMPATIBILITY: Works with 9 (Avid Secure), 10 (FDXA) and 15 (FDXB) digit microchip numbers; if unsure of your pets microchip number, you can check with your veterinarian, pet shelter or animal rescue. | DOOR OPENING: The Microchip Cat Door Flap opening is 4 3/4 (H) by 5 5/8 (W) and can be installed in doors, windows or walls accessories are available from SureFlap. | BATTERY POWERED: Uses 4 AA non-rechargeable alkaline batteries (not included); estimated battery life up to 12 months depending on use. LOW BATTERY INDICATOR: Light flashes red when batteries are low and indicates batteries will need to be replaced soon. | PERFECT GIFT: The SureFlap Microchip Cat Door is a great gift for pet lovers and cat lovers making safe spaces and homes for their cats. Three Year Warranty.