【Comprehensive Health Tracking】This smart ring monitors key health metrics — including body temperature, heart rate, blood oxygen, stress levels, sleep patterns, and step count — delivering real-time data for science-based health management. 【Sleep Monitoring】Get a comprehensive analysis of your nightly sleep patterns with the Smart ring health tracker. It monitors deep sleep, light sleep, REM, and wakefulness, providing a detailed sleep structure and tracking your sleep quality to help you better understand and improve your rest. 【Universal Compatibility】Seamlessly syncs with iOS and Android devices via the app, delivering real-time updates and actionable insights to keep you informed and motivated. 【Lightweight & Durable Design】Crafted with comfort and style in mind, the samrt ring is lightweight, water-resistant, and built to withstand your daily routine, from workouts to relaxation. 【Gesture Control Features】Once you've enabled AssistiveTouch, you can operate apps like TikTok, control music, or take photos with simple finger gestures—just shake your finger. No need to touch your phone! 【Women’s Health Tracking】Stay informed with menstrual and ovulation reminders, using body temperature and cycle data to provide accurate and timely predictions for women’s health management. 【No Subscription Fees】Get lifetime access to all the features of the health monitoring app with the Smart Ring. Enjoy real-time health tracking 24/7, all at no additional cost. Smart Ring Health Tracker