Cat Mate Small Magnetic Collar Key - Set of 2 Flap cat-shaped design is made from

cat-shaped design is made from sturdy plastic

The flap is lined with magnets on three sides to ensure that your flap stays shut in winds up to 50mph

Full Battery Operation: If an AC outlet isn't located nearby

Features a four-way locking system to control your cat's access (open

Any gap that causes a draft between sliding glass doors decreases energy efficiency and lets in cold air

Cat Mate Small Magnetic Collar Key - Set of 2 Flap cat-shaped design is made fromSmall, magnetic Cat Mate cat collar magnets for Cat Mate 254, 255, 256, 363, and Dog Mate 259 The package comes with a set of 2 pet door collar keys Pet collar keys are waterproof Magnetic pet door keys activate the sense operator on the pet door to unlock it Collar not included This works with the Cat Mate Small Electronic 254 and 255 Cat Door, Cat Mate 256, and 363 Electronic Cat Door, and the Dog Mate 259 Small Dog Electronic Dog Door. For use by