Description
Ultrahuman Ring AIR in Aster Black is a lightweight health-tracking smart ring built from titanium with a tungsten carbide carbon coating. This exact card is for Ultrahuman size 9 and includes the standard size-specific charger.
The Ring AIR tracks sleep, recovery, heart rate, HRV, skin temperature, movement and stress-related trends through the Ultrahuman app. Its infrared PPG, temperature and six-axis motion sensors work passively throughout the day and night. Bluetooth Low Energy connects to compatible iPhone and Android devices.
Battery life is rated at 4–6 days, with a full charge taking approximately 180 minutes. Core ring data does not require a recurring subscription. The box includes the Ring AIR, standard ring charger and a 1 m USB-C to USB-C cable.







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