Color Digital Display Smart Ring Health Fitness Tracker Ring Blood Oxygen

• Fingertip health monitoring Non-sensory monitoring smart ring High-precision sensor array + core patented algorithm Error rate <1%, Ultra-low power consumption sensor chip lasts 21 days
• Invisible color screen touch interaction ultra-miniature curved screen: hidden design, touch wake-up 0 wearing feeling: ultra-light body, titanium alloy waterproof material
• women's health Female menstrual cycle AI manager Hormone level prediction Intelligent menstrual period prediction Pregnancy care mode

What's in the box
1 x Smart ring heart rate