Check the listing for details. SureFlap Microchip Cat Flap. Condition: New. Listed at 208.19 USD. Brand New SureFlap Microchip Cat Flap Manufacturer model: SUR001BR SELECTIVE ENTRY CAT DOOR: Uses RFID to read your cats implanted ID microchip, allowing your cat access without letting in stray animals. Learns up to 32 IDs; RFID collar tags sold separately for cats without chips. SIMPLE ONE BUTTON Programming.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 rescueDOOR 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. Description PERCT GIFT: The ureFlap Mhip Cat Door is a gat gift for pet lers and cat lovers making safe ses and hoes for ther cats. Thee Year Warnty. Shipping and Handling Please allow 5-7 business days for the package to arrive, regardless of buyer location within the US. We will provide an online tracking number to you once the item has been shipped. It may take a few business days for our automated system to process the tracking number onto eBay. However, this will not affect the shipping times. Return Policy All our products are brand new and sealed. All items qualify for returns within 30 days of receipt. Feedback We take our reputation seriously. If you have any questions or concerns, please contact us and we will respond back to your message within 24 hours.