The Ultrahuman Ring Air in Aster Black, size 14, is a minimalist smart ring that measures sleep, heart rate variability, movement and temperature. It turns that data into daily insights to help you improve your health. There are no subscription fees to unlock its features.

Key Features

• Advanced sleep algorithms show how long and how well you sleep each night
• Tracks HRV, movement and temperature to give practical daily health insights
• No subscription fees, so every feature is included from day one
• Syncs with Apple Health and Garmin Connect for a complete view of your data
• Lightweight minimalist design in a sleek Aster Black finish that is barely noticeable when worn, with up to 6 days per charge

Ultrahuman Ring Air Specifications

Who It's For

Best for size 14 wearers who want a quiet, comfortable tracker they can leave on day and night. Picking Aster Black gives you a dark, low-key look for work or the gym. Handy for improving bedtime routines, judging when to train hard or rest, and seeing how travel or late nights affect you.

Browse more smart rings at Tech Supply Shed.

1 Year Manufacturer Warranty

ULTRAHUMAN