Ultrahuman - Refurbished Excellent - Ring AIR - Smart Ring - Size Before You Buy - Size 7 - Aster Black - (2023)

Specifications

• Touch Screen

  No
  Operating System Compatibility

  Android, Apple iOS
  App Compatible

  Yes
  Built-in Storage

  0 gigabytes
  Usage Time

  144 hours
  Metrics Measured

  Steps taken, Calories burned, Activity vs. inactivity, Hours slept, Skin temperature, VO2 Max