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W9 Smart Ring Heart Rate Monitor Sleep Ring Fitness Tracker Blood Pressure Ring Blood Oxygen Step Counter Calories Pedometer Waterproof Health Retro Vintage Smart Rings for Men Women
- Black
Heart Rate Blood Oxygen Ring: The smart ring supports 24-hour continuous heart rate tracking, whether in daily life or during exercise, the health ring can always keep monitoring your hear rate, allowing you to better understand your physical condition and...
$55.99
