Smart Ring, Health Tracker, Sleep Tracking Wearable, Heart Rate, Fitness Tracker, Blood Oxygen Monitoring, Gesture Brush Video and Take Photos, with Screen+Touch+Charging Case, Black Size 10

(Measure the size accurately before purchasing) SRZNJZ’s smart rings come in 6 sizes, which is important, from 8 to 13. Please measure your finger size strictly according to the illustrated method before purchase to ensure a perfect fit. (Attached is the detailed picture of the measurement method)
(Not limited to general health testing) The smart ring uses a medical-grade chipset that can accurately monitor multiple biological characteristics such as step count, sleep, heart rate, HRV, blood oxygen etc., making your health data more accurate and intuitive than ever before. Touch the button on the side of the ring, you can display the time, step count, heart rate, blood oxygen, sleep, power and other data, accompany you to have a healthy and beautiful day.
(Durable and waterproof, widely compatible) The smart ring has excellent 5ATM water resistance, allowing you to easily cope with wet environments such as swimming, diving, and showering. It is compatible with both Android and IOS devices, and seamlessly integrates with a variety of common apps such as Apple Health and Google Health.
(Long life,easy to wear) Designed for 24/7 all-weather wearing, it is lighter and more comfortable than the traditional ring, pure titanium material, with a better fit, no allergies, so that you can freely forget about its existence, making health monitoring easy and day and night. By default, the smart ring is equipped with a powerful magnetic charging case, which can recharge the ring repeatedly, and the battery life of each charge is up to 4-5 days, which brings a long battery life to health.
(Professional after-sales service) Whether you are looking for a sleep ring or a sports ring, SRZNJZ’s rings is a good choice for you, and we will always assist you and try our best to solve any problems or dissatisfaction you encounter during use. Thanks for your support and trust, and have a good shopping.