LlNuyoah R03 Smart Ring Sleep Health Monitoring IP68 & 3ATM Waterproof Multi Sports for IOS and Android Men Women Smart Ring Color:Black R02 battery high and low temprerature

battery high and low temprerature warning

Medium scars

Top Zipper Closure

non-tip base

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LlNuyoah R03 Smart Ring Sleep Health Monitoring IP68 & 3ATM Waterproof Multi Sports for IOS and Android Men Women Smart Ring Color:Black R02 battery high and low tempreraturellNuyoah Smart Ring: The smart ring supports 24 hour continuous heart rate, also monitor your real time blood oxygen at any time with one click on the App. An automatic sleep tracker can monitor your sleep status and provide a comprehensive sleep quality analysis (deep sleep, light sleep, and wake up time), allowing you to develop good sleeping habits. Sport Smart Ring: Take your fitness routine to the next level with built in health monitoring