Smart health ring designed for everyday wear and continuous tracking. Built from aluminum alloy for a balance of strength, comfort, and lasting style. Inner diameter 18.9 mm for a precise fit. Key benefits Wear all day without distraction: lightweight construction and smooth finish make the ring comfortable enough to forget you are wearing it. Simple, continuous insight: records body temperature, sleep patterns, and daily steps so you can track trends and make small changes to daily routine and rest habits. Durable and elegant: aluminum alloy body resists daily wear while maintaining a refined look for both casual and formal occasions. Portable charging: includes a charging cable and charger case so you can recharge on the go without carrying bulky equipment. Features and specifications Size: inner diameter 18.9 mm. Material: aluminum alloy for durability and a lowprofile look. Tracking functions: logs body temperature, sleep time and sleep stages, and daily steps for a well rounded view of activity and rest. Sleep analysis: monitors night sleep duration and stages to provide insights into sleep quality and nightly patterns. Power and portability: lightweight ring design plus a charger case and cable for convenient outdoor charging. How this ring solves common problems Missed activity and irregular sleep: by tracking daily steps and sleep stages, the ring helps you identify patterns and opportunities for small adjustments to daily movement and bedtime routine. Bulky trackers and chargers: the slim aluminum design and included charger case provide a compact solution for continuous wear and easy recharging when away from home. Unsightly accessories: the understated metal finish offers a discreet alternative to larger wrist devices while providing core tracking functions. Practical use scenarios Daily commute and workday: wear the ring to capture steps taken during the commute and active periods at work, enabling better understanding of daily movement. Nightly sleep tracking: wear the ring to bed to record sleep duration and stages, then review sleep patterns to improve nightly rest habits. Travel and outdoor use: use the included charger case to recharge the ring while on the road or during a short trip without needing additional adapters. What is included Smart health ring with inner diameter 18.9 mm. Charging cable. Charger case for portable recharging. This ring offers a compact, durable, and convenient way to monitor daily activity and sleep trends while maintaining a refined appearance for everyday wear.