High quality brand new SMART RING: The smart ring not only monitors heart rate, blood oxygen saturation, but also records steps, distance and calorie consumption. It has a variety of exercise modes, including indoor and outdoor running, walking, and cycling, and comprehensively evaluates activity duration, beneficial activities, exercise volume, and exercise frequency, allowing you to fully grasp your health status and easily manage your exercise and life.Womens Health TrackingStay informed with menstrual and ovulation reminders, using body temperature and cycle data to provide accurate and timely predictions for womens health management.Sleep MonitoringGet 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.IP 68 WATERPROOF: The fitness tracker ring is fully enclosed structure, IP68 waterproof technology, swimming and diving can be worn, support 1000 meters depth waterproof.Gesture Control FeaturesOnce you've enabled AssistiveTouch, you can operate apps like TikTok, control music, or take photos with simple finger gesturesjust shake your finger. No need to touch your phone!Health Ring: Enhance Your Health:Through the built-in AI biological sleep monitoring technology, it monitors biological characteristics such as heart rate, blood oxygen saturation, and temperature during sleep, and records deep sleep time, light sleep time, eye movement time, and number of awakenings. Comprehensive understanding of sleep behavior and physical condition by analyzing sleep efficiency, latency, time, stage, movement and more.