Circular: App Smart Health & Wellness Ring

Meet the Circular Ring: a smart health and wellness monitoring ring with sensors to detect 14 metrics, including breathing rate, body temperature, blood oxygenation, and heart rate variability. It combines with your phone to track your data and give you recommendations.

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This ring weighs only 4g. It is waterproof to 5m deep. It lasts up to 4 days on battery. It has a vibrating motor to wake you up and give you alerts. Circular calibrates for 14 days and relies on Kira to analyze your profile to offer better recommendations.

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