MS-5 Paw Designer Series Automatic Pet Door Collar PX-2 LARGE POWER PET DOOR If you have the optional

If you have the optional 9 volt back-up batteries installed and there is a power failure

You can operate and monitor your pet door from anywhere with an Internet connection

Give your pet the collar they'd choose if they had opposable thumbs—and an eye for fashion

you will love the pet door that takes the Power Pet to an entirely new level

MS-5 Paw Designer Series Automatic Pet Door Collar PX-2 LARGE POWER PET DOOR If you have the optionalThe MS 5 Designer Series Collar is designed for reliable, everyday use with Power Pet automatic electronic doors. It provides consistent door activation while offering a more refined look than standard collars. Using a high output ultrasonic signal, the MS 5 Designer Series ensures dependable operation while remaining completely inaudible to pets and humans. Designed for durability, the MS 5 Designer Series features a waterproof, rugged construction