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TCH R20 iRing - Health & Fitness Tracker Silver

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TCH Smart Ring R10 - Blood Pressure Monitor Heart Rate Monitor SpO2 Monitor

TCH IRing R20 - Health & Fitness Tracker Sleep Monitoring Heart Rate

Porodo Phone Touch Control Smart Ring-Health Tracker - Heart Rate Temperature 5 Days Working Time

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AMOVAN Smart Ring - Display Touch Button IP68 Waterproof

AMOVAN R09 - Body Temperature Heart Rate Blood Oxygen

TERRIFI Smart Ring Health Tracker - IP68 Ceramic Body 5-7 Days Battery

Amazfit Helio Smart Ring - Size 12 Titanium Alloy