The Whistle Activity Monitor helps you stay connected to your dog no matter where you are. Whistle provides pet parents a central communication hub for your dog, filled with actionable information to better understand your dog€s health, behavior, and well-being. Whistle€s sleek, lightweight device attaches to your dog€s existing collar and tracks their daily activity and rest. It wirelessly sends that information to an app on your smartphone, giving you a visual summary of your dog€s day. Whistle is waterproof, has a 10-day battery life, and is ready for any adventure with your best friend.