Super Light: The smart ring weighs only 5 grams, and its lightweight design brings multiple advantages, especially noticeable during exercise. The lightweight design means it won't restrict hand movement, even during intense exercise, reducing the risk of injury by avoiding extra pressure or burden on the hands. More importantly, it doesn't interfere with activity execution, maintaining good performance during exercise. Health Monitor: This smart ring uses optical sensor technology to monitor heart rate, blood pressure and blood oxygen saturation, providing intuitive data support for your health. When night falls, the built-in gravity sensor in the ring estimates your sleep time based on your movement frequency and provides feedback on sleep quality as a reference. Comprehensive Sports Tracking: This smart ring accurately records your activity data throughout the day. The ring calculates your steps, distance traveled, calories burned, and heart rate fluctuations during exercise. Additionally, the smart ring provides many different sports modes, including but not limited to walking, running, cycling, and various indoor and outdoor activities. Powerful App: By downloading the corresponding application on your smartphone, the ring synchronizes the monitored data to your phone, allowing you to view the collected data at any time. Whether you're an Android or iOS user, this application can perfectly adapt to your system, providing detailed charts to help you monitor your activity progress and health status. Beautiful and Practical: The material of stainless steel has a metallic luster and a modern feel, making it aesthetically pleasing. Furthermore, it is highly durable, resistant to rust and discoloration. The smooth surface does not attract dust or leave dirt residue, maintaining its shine even with prolonged wear. Its ease of cleaning and maintenance eliminates much of the hassle of upkeep.