The ring chip uses the German DA14531 to bring you excellent performance and effcient intelligent experience，and the smart ring infuses a powerful core to make your every interaction smoother. Ultra-low power consumption，more durable
We use 17.5mAh capacity polymer battery, with a charging compartment full, can be standby for about 60 days, greatly improving the battery life performance of the ring.
Wear on the hand，you can directly monitor your heart rate，blood oxygen，etcand understand your physical health status at any time. It also has multi-dimensional health management functions such as sleepmonitoring，which comprehensively improve your health level.
"JYouPro" APP is an application which can syncs Smart band data to iPhone and network. This gives user real-time access to sport stats on the Smart band dashboard throughout the day.
"JYouPro" APP tracks user sleep time, help to improve your sleep quality. Share and Compete with friends.
-Continued use of GPS running in the background can dramatically decrease battery life.
-JYouPro is already access to HealthKit, you can view your health data through HealthKit