Global description optimized for conversion - Health and fitness at your fingertips: The Smart Ring tracks sleep patterns, activity levels, heart rate, blood oxygen saturation (SpO2), and calories burned. It provides a clear picture of your daily health and helps you make informed decisions to stay active and well. - Supports your fitness goals: Monitor various activities and fitness events, follow your burned calories and activity levels, and stay motivated to reach your goals. The ring serves as a compact, continuous fitness companion that fits naturally into everyday life. - Hands-free control with air gestures: Use intuitive air gestures to interact with your connected devices. Move through pages, remove photos and videos, and control media like music or games without touching your phone or tablet. This feature enables convenient, on-the-go control with a simple motion. - Practical and reliable performance: Designed for continuous wear, the ring is focused on providing essential metrics and easy-to-use control to support daily routines, workouts, and recovery. - Compatibility and form factor: Built to work with compatible devices and easy to pair for everyday use. The ring offers a comfortable, unobtrusive fit that you can wear throughout the day and night. - Use scenarios - Daily health monitoring: Check sleep quality and recovery overnight, monitor heart rate and activity during the day, and track calories burned to stay aligned with fitness goals. - Workout companion: Wear during workouts to monitor activity levels and calories, helping you measure intensity and progress toward targets. - Hands-free control while on the move: Engage air gesture features to navigate media, switch content, or manage photos/videos without pulling out your phone. This description remains faithful to the original product’s focus on health metrics, fitness tracking, and air gesture control while presenting clear benefits, practical use cases, and essential attributes in a concise, professional, customer-friendly format.