Smart Ring The men's smart ring, with its sleek and compact design, combines health tracking, fitness monitoring, and sleep analysis functions. It continuously monitors heart rate, blood oxygen levels, daily activities, and sleep patterns, providing instant feedback on your health status. Moreover, it accurately records steps taken, calories burned, and distance walked, facilitating a scientific approach to managing your physical well-being. Easy Control, Free Shooting For a more effortless user experience, this sleep-tracking ring features a hands-free camera control function. When you're ready to snap a shot, forget about fumbling for extra gadgets. Just double-tap your finger, and the phone camera shutter will activate remotely.