jc ring smart ring fitness tracker

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  Smart Ring Tracker, IP68 Waterproof Fitness Smart Tracker for Heart Rate Monitor Sleep Quality Exercise Data, for Women Men

  $34.89
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  Smart Ring, Activity & Fitness Tracker Ring for Women/Men, No APP Subscription, Fitness Tracking Smart Ring with Calories/Heart Rate/Blood Oxygen/Sleep Monitoring, IP68 Waterproof (Black, 9#)

  $39.99
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  Smart Ring, Activity & Fitness Tracker Ring for Women/Men, No APP Subscription, Fitness Tracking Smart Ring with Calories/Heart Rate/Blood Oxygen/Sleep Monitoring, IP68 Waterproof-10#, Black

  $39.99
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  Smart Ring, Fitness Ring Tracker, Health Monitoring of Heart Rate, Blood Oxygen, Temp, Activity & Sleep Tracking with Smart Touch, LED Reminder, Smart Rings for Men Women with Battery Case

  $15.29
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  Smart Ring, Health Tracker with Free Subscription, Sleep Tracking Wearable, Heart Rate, Blood Oxygen, Fitness Tracker with Charging Case, Great Gift for Women & Men, Black (Size 9)

  $32.99
• -50%

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  Smart Ring, Heart Rate/Sleep/Blood Oxygen Monitoring, Step Count, Wearable Fitness Tracker, APP Bluetooth Connected, IP68 Waterproof, 7 Days Battery Life, Silver (Size 9)

  $99.99 Original price was: $99.99.$49.99Current price is: $49.99.
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  Smart Ring, NFC Multi-Function Smart Rings Magic Wearable Device Universal for Mobile Phone, Connecte to The Mobile Phone Function Operation and Sharing of Data(7in)

  $7.87
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  Smart Ring, Smart Ring Health Tracker, IP68 Waterproof Fitness Tracker Ring, No App Subscription with Heart Rate, Blood Oxygen, and Activity Tracking (Silver, 9#)

  $39.99
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  Smart Ring, Waterproof Ceramic Ring, Universal Wearable BT Connection Health for Mobile Phone, Sports Ring with Heart Rate Monitor, Sleep Monitor, Temperature, Oxygen (Black No.

  $30.64