Ultrahuman Ring AIR Matte Grey Size:Ring Air Size Kit Memory capacity: Up to 60

Memory capacity: Up to 60 records (data number

GPS-Only GNSS mode: Up to 16 hours

Accuracy: ±30 seconds per month

All three models come with reverse LCD displays and either semi-gloss or gloss case & band as their base

Ultrahuman Ring AIR Matte Grey Size:Ring Air Size Kit Memory capacity: Up to 60Other Available colours: Aster Black Space Silver Raw Titanium Bionic Gold Rose Gold Ultrahuman Air Ring comes with 1 Year Warranty. Worlds most comfortable wearable Wake up to your sleep insights The Sleep Index, intelligently designed to be your sole metric for sleep health, assesses your total sleep duration, resting heart rate, and restfulness, creating a comprehensive picture of your sleep quality. Temperature tracking made easy Skin temperature