1pc Smart Ring, Capable Of Monitoring Heart Rate, Blood Oxygen, HRV, Stress, Menstrual Cycle, Step Counting, Running, Walking, Cycling, Yoga, Climbing, Skipping, Swimming, Badminton, Soccer, Basketball And Other Activities. Caring For Loved Ones, Gesture Control, Remote Camera Shutter. Detects Sleep Quality, Comfortable To Wear, Health Management Expert. Real-Time Data Monitoring Via Mobile App, 24/7 Health Tracking, Safeguarding Your Well-Being, Perfect Gift For Parents