MARCOPOLO Advanced Pet Monitoring, Tracking and Locating System (For Dogs and Cats 5 lb and Larger)

Works anywhere, totally self-contained, no GPS or cell network required, no monthly service contracts, ideal for traveling with your pets
Simple to setup and use, single button-push to begin searching for lost pets with real-time distance and direction feedback
Includes everything needed for 1-pet, may be expanded to handle up to three pets with purchase of additional tracking tags (sold separately)
Tracking Tags are designed for prolonged swimming, are light enough for cats and rugged enough for the most active dogs
Rechargeable battery on pet