Fitness Tracker Smart Ring for Men Women, Step Counter Heart Rate Oxygen Sleep Tracker Health Ring, Waterproof Long Battery Life Smart Rings Compatible with iOS & Android (Silver + Side Gold, 20.7mm)

"1. Smart ring sizes are different from standard ring sizes, please measure the correct size of your smart ring first to get the perfect ring size, it is recommended to wear it for more than 3 consecutive days to obtain accurate monitoring data.

2. Wearing it on your hand, you can directly monitor your heart rate, oxygen, etc., and constantly understand your physical health status, it also has multi-dimensional health management functions such as sleep monitoring, comprehensively improving your health level, built to last, lighter than the average wedding band, non-allergenic, and water resistant.

3. Adopting advanced dynamic monitoring technology, accurately recording your heart rate changes, allowing you to understand your health status anytime, anywhere.

4. Sleep monitoring records a complete sleep structure, understanding your own sleep status, the proportion of light and deep sleep throughout the entire sleep period, good sleep habits are the key to better health.

5. After exercising, check the app's exercise data, such as exercise time, distance, heart rate changes, calorie consumption, etc, by tracking heart rate during workouts, users can gain insights into their cardiovascular response, track intensity levels, and make informed decisions to improve their fitness outcomes.

"