The Xiaomi Mi Band 3 Fitness Tracker is a great way to monitor your fitness and health. It features a heart rate monitor, sleep tracking, step counter, and more. The stylish black band is comfortable to wear and offers a sleek look. Track your steps, calories burned, and distance traveled, and manage notifications to keep you connected. With a long battery life and a water-resistant design, the Mi Band 3 is perfect for staying active on the go.