The Smart Ring #7 is a waterproof finger ring that serves as a fitness tracker and heart rate monitor. This sleek and stylish ring is designed to track your fitness goals and monitor your heart rate with its smart technology. The waterproof feature ensures durability and reliability, making it perfect for workouts and everyday wear. Perfect for those looking to stay on top of their fitness goals in a fashionable way. New it box never used, comes with charger.