Photo 1 of GenXenon Fitness Tracker Smart Ring,Step Counter,Heart Rate Blood Oxygen Sleep Tracker Health Ring, 6ATM Waterproof Long Battery Life Smart Rings Compatible with iOS & Android ? Black US8?

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Photo 1 of GenXenon Fitness Tracker Smart Ring,Step Counter,Heart Rate Blood Oxygen Sleep Tracker Health Ring, 6ATM Waterproof Long Battery Life Smart Rings Compatible with iOS & Android ? Black US8?Photo 2 of GenXenon Fitness Tracker Smart Ring,Step Counter,Heart Rate Blood Oxygen Sleep Tracker Health Ring, 6ATM Waterproof Long Battery Life Smart Rings Compatible with iOS & Android ? Black US8?