Ultrahuman
Ultrahuman Ring Air Smart Activity Tracker Ring, Rose Gold
The Ultrahuman Ring AIR is a sleek and sophisticated smart activity tracker ring. It uses Infrared Photoplethysmography (PPG) technology to monitor oxygen levels in your blood and track your daily activities. With a durable lithium polymer battery, it lasts up to 6 days on a single charge.
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Updated on May 18, 2026
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