Smart Health Monitoring Ring – Compact, Comfortable, and Packed with Advanced Features Measure Your Size Before For the fit, measure your finger circumference before ordering. Use the measuring guide shown on the product detail page. Wrap a rope or wire around your finger so it is snug but not tight, note the measurement, and match it to the correct ring size chart before selecting your size. UltraLight Comfort for AllDay Wear Crafted from durable titanium alloy, this health ring combines a sleek, modern look with a skinfriendly design. Weighing just 0.088 oz and only 0.1 inch thick, it is so lightweight and slim that you will barely notice it. The smooth, finely polished surface and 5ATM waterproof rating ensure comfort and longevity, even with daily wear. Compared to bulky fitness watches or bands, this ring offers discreet, allday health monitoring without sacrificing style or comfort. Advanced Sensor Technology for Accurate Results Equipped with upgraded precision sensors, including multiaxis accelerometers, optical blood oxygen sensors, optical heart rate sensors, and infrared sensors operating simultaneously. These advanced components deliver measurement accuracy comparable to professionalgrade equipment, ensuring reliable health data you can trust. Comprehensive Health Tracking at Your Fingertips Designed to monitor key aspects of your wellbeing: Sleep monitoring including sleep stages, quality, and duration Continuous 24hour blood oxygen and heart rate tracking Psychological state assessments Female menstrual cycle tracking Family and friend care function via app, allowing you to monitor the health data of loved ones, especially useful for keeping track of elderly family members Smart Sleep Monitoring Track your nightly sleep onset, wake times, deep and light sleep periods, and overall sleep quality. Review daily, weekly, and monthly sleep trends in the app to help adjust routines and improve rest. The ring also features optional sleep music to promote relaxation and assist with falling asleep. Activity and Fitness Tracking Automatically records steps, calorie expenditure, and distance traveled. Supports multiple sport modes including running, cycling, skipping, hiking, mountaineering, yoga, golf, and dancing, making it suitable for a wide range of fitness activities at home, outdoors, or at the gym. Long Battery Life and Fast Charging Enjoy up to 5 days of use on a single charge. The included charging case recharges the ring completely within 12 hours. Suitable for users with busy schedules who need dependable uptime without frequent charging. Wide Smartphone Compatibility Works seamlessly with iOS 11.0 and above, and Android 6.0 and above. Quick and easy setup with the dedicated LuckRing app, with no subscription fees required. Example Use Scenarios 1. Professional commuting: discreetly track your health indicators throughout your workday without the bulk of a smartwatch. 2. Overnight monitoring: gain insight into your sleep patterns and wake up to data that helps improve rest and energy levels. 3. Fitness and sports: from yoga sessions to hiking trips, record accurate activity stats without distracting wearables. This ring delivers reliable health insights in a compact, stylish design, making it an choice for everyday health tracking and care for both yourself and loved ones.