Photo 1 of Hwagol Smart Ring, Fitness Tracker Smart Ring with Calories/Heart Rate/Blood Oxygen/Sleep Monitoring, Long Lasting Battery Smart Rings Android & iOS Compatible(Gold,10#)

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Photo 1 of Hwagol Smart Ring, Fitness Tracker Smart Ring with Calories/Heart Rate/Blood Oxygen/Sleep Monitoring, Long Lasting Battery Smart Rings Android & iOS Compatible(Gold,10#)Photo 2 of Hwagol Smart Ring, Fitness Tracker Smart Ring with Calories/Heart Rate/Blood Oxygen/Sleep Monitoring, Long Lasting Battery Smart Rings Android & iOS Compatible(Gold,10#)