Mighty light. Amazingly sleek.
2.4 grams light. 11 times lighter than a typical smartwatch.
2.4 mm sleek. Discreet design for everyday use.
World’s most comfortable wearable.
Glides with you through your day, feeling lighter than air. It’s there when you need it, and invisible when you don’t. The form factor is so discreet, it’s easy to forget you’re wearing it but hard to ignore its capabilities.
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 is vital for measuring your body's physiological states and responses to various factors, including exercise, stress, and illness.
Listen to your body clock. The Phase Response Curve (PRC) describes the intricate interplay between a stimulus, such as light exposure, food, or exercise, mapped to a shift in your body's circadian rhythm.
Here’s to a more active you. The Movement Index is designed to keep you moving for optimum glucose metabolism and to increase your non-exercise energy usage.
Maximize recovery with key HRV insights. The correlation between HRV and recovery is pivotal to understanding the body's recuperative capabilities and its readiness to take on another day.
The only nudges that you need. Personalized nudges for a healthier you. Get tailor-made insights and alerts to help you make better choices in real time.
Colour | Silver |
Material group | Metal |
ring size | 8 |
Weight | 2.40 g |
Health functions | Calories, Heart rate monitoring, Pedometer, Sleep recording, Temperature detection |
Item number | 45373399 |
Manufacturer | Ultrahuman |
Category | Smart rings |
Manufacturer no. | UHRA-AS-08 |
Release date | 30.4.2024 |
Colour | Silver |
Exact colour description | Space Silver |
Material group | Metal |
Material | Titanium |
ring size | 8 |
Health functions | Calories, Heart rate monitoring, Pedometer, Sleep recording, Temperature detection |
Sensors | Accelerometer, Heart rate monitor, Temperature sensor |
Connectivity | Android, iOS |
Durability | Dustproof, Splashproof, Waterproof |
Protection type (IP code) | Waterproof |
Power supply | Rechargeable battery operated |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Quick Start Guide, Ring AIR Charging Dock size 8, Ring AIR size 8, USB-C charging cable |
Items per sales unit | 1 x |
Weight | 2.40 g |
Diameter | 81 mm |
Length | 21.60 cm |
Width | 16.60 cm |
Height | 12 cm |
Weight | 574 g |
