Photo 1 of AKIKI Smart Rings for Women Men, Fitness Tracker Ring with LED Display Screen, IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood/Oxyge, Charging case (Silver, 8)

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Photo 1 of AKIKI Smart Rings for Women Men, Fitness Tracker Ring with LED Display Screen, IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood/Oxyge, Charging case (Silver, 8)Photo 2 of AKIKI Smart Rings for Women Men, Fitness Tracker Ring with LED Display Screen, IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood/Oxyge, Charging case (Silver, 8)