Smart Ring Health Tracker with Heart Rate and Sleep Monitoring

SIZE FIRST--Measure the size before purchasing.There are 8 sizes of inner diameter 16.5mm~22.3mm. Wearing it on your hand you can directly monitor your heart rate blood oxygen etc. and constantly understand your physical health status.

• HEART RATE MONITOR--Adopting advanced dynamic monitoring technology accurately recording your heart rate changes allowing you to understand your health status anytime anywhere.App initiated heart rate test / All day dynamic rate trend and data analysis /
• Good sleep habits are the key to better health.Easy measurement of blood oxygen blood oxygen saturation is one of the important indicators of heart health real-time and rapid detection of blood oxygen.
• After exercising check the apps exercise data such as exercise time distance heart rate changes calorie consumption etcby tracking heart rate during workouts users can gain insights into their cardiovascular response track intensity levels and make informed