【Sleep Analysis】 - Smart rings all-day comprehensive sleep analysis calculates the ratio of deep sleep to light sleep and the number of awakenings, providing a thorough understanding of your sleep behavior and physical condition. 【Heart Health Monitoring】 - Equipped with a high-precision, high-performance heart rate sensor, keep a constant pulse on your heart health with our 24/7 heart rate monitoring. Smart ring for men women gain instant access to detailed insights into your heart rate patterns anytime, anywhere. 【Timely Blood Oxygen Monitoring】- The smart ring effortlessly monitor your oxygen saturation and stay proactive about your health goals, ensuring you're always at your best. 【Precise Activity Tracking】- Elevate your fitness journey with our precise daily activity tracking. Whether it's counting steps, calculating calories burned, or supporting various workout modes, our Smart Rings serves as your dependable fitness companion, helping you achieve your goals with precision. 【Stylish Design】 - The smart ring for women men crafted from titanium shell and the inner body is composed of medical-grade epoxy material, it offers a comfortable wearing experience and a stable chip system. Bitzeit Smart Ring Health Tracker, Health Sleep Heart Rate Blood Oxygen Tracker Smart Ring, Waterproof Bluetooth Tracker Rings (Glossy black#12)