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New R3 Smart Ring Fitness Tracker Waterproof Bluetooth5.1 Heart Rate Blood Oxygen Tracker Step Calorie Counter for Women Men

$78.09$96.45
  Bluetooth-compatible Version: 5.1 Global positioning: GPS Metrics measured: Heart Rate Monitor,Sleep Monitor Activity Tracked: Steps Tracker,Activity Tracker,Calorie Tracker Category: Wristbands Screen Type: None Band Material: Titanium

Smart Ring Health Monitor Heart Rate Blood Oxygen Tracker Bluetooth-Compatible5.1 Sleep Monitor for Women Men for Android/iOS

$75.45$90.57
Weight[g]: 6.80 Voice assistant built-in: no Bluetooth-compatible Version: 5.1 Metrics measured: Heart Rate Monitor,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor,Body Temperature Monitor Activity Tracked: Steps Tracker