Ultrahuman Ring Air Sizing Kit
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Sleep Stages, Monitored
Understand your All-day Movement
Maximise Recovery with HRV Insights
Skin-friendly Contact
Water Resistance up to 100m
Battery Life up to 6 Days
Find the Optimal Time to Consume Caffeine
Movement Index
Designed to keep track of your steps, calories and workouts.
Sleep Index
Track REM, Deep and light stages
Recovery Score
Discover how HR, HRV and temperature affect your recovery.
Product Features:
- Sleep Index: Track REM, Deep and light stages of sleep
- Recovery Score: Maximise recovery with HRV insights
- Circadian Phase Alignment: Sync with your body clock
- Movement Index: Understand your all-day movement