Smart Health Ring for Women Men, Vibration Alert, Touch Control, Fitness Tracker Ring with Sleep Heart Rate Steps, IP68 Waterproof for iPhone Android, Smart Rings:Silver Size 8 it features a pass-through function

it features a pass-through function so you can continue to use your phone while it's charging

The built-in led light can help you view dental stains clearly

Choose from multiple colors to suit your mood or let it cycle through a soothing spectrum of hues

Mac OS X & later

Smart Health Ring for Women Men, Vibration Alert, Touch Control, Fitness Tracker Ring with Sleep Heart Rate Steps, IP68 Waterproof for iPhone Android, Smart Rings:Silver Size 8 it features a pass-through functionAbout This Item: Vibration Alert & Friend Function: This smart ring for women has a unique vibration reminder function, which can support reminders for incoming calls, alarm clocks, abnormal health indicators, taking medicine, drinking water, birthdays and schedules, etc. You can set the reminder function you want. It also includes the function of adding friends, you can also add family and friends to view their health information, making it an ideal