Zoombak ZMBK300 Advanced GPS Universal Locator Tracks the real- time location of your dog or property on-demand 24 hours 7 days a week: on-demand locates are unlimited. You can pinpoint your dog's real-time location on-demand anywhere within our nationwide coverage area. Allows you to set up customized zones so you can be promptly notified,when your dog leaves the zone. Offers continuous tracking and gives you your dog's or car's location history. Live 24/7 customer support via our toll-free number can assist with locating your dog or answering questions.