Bluetooth Smart Ring Health Tracker Sleep Monitor Step Counter for for iOS Android Smartphone Luggage & Travel sandals and so on

sandals and so on

not easy to become fuzzing or broken

but also very energy saving

1 x Calibration Ruler

Bluetooth Smart Ring Health Tracker Sleep Monitor Step Counter for for iOS Android Smartphone Luggage & Travel sandals and so onThe smart ring is so lightweight and comfortable that you won't even notice it while wearing, which helps you better understand your sleep and develop healthier sleep habits. Features: It tracks sleep patterns, heart rate, and blood oxygen levels, providing comprehensive health insights. It features multiple sports modes and sports data tracking, making it suitable for sports enthusiasts. Supports remote photo control to effortlessly capture great