


Ultrahuman Ring AIR Brushed Rose Gold
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Overview
The Ultrahuman Ring AIR is the world’s lightest and most comfortable smart ring, weighing just 2.4 grams and crafted from space-grade titanium with a scratch-resistant tungsten carbide carbon coating. It delivers a complete health tracking experience with no monthly subscription fee, allowing you to pay once and own your data for life.
All Features
The ring offers a comprehensive Sleep Index that helps you understand REM, deep sleep, light sleep, and wakefulness stages. Its Movement Index tracks steps, calories, workouts, and non-exercise activity to give a full picture of daily movement. The Dynamic Recovery Score provides real-time insights based on heart rate variability, heart rate, and skin temperature. It also includes women’s health features such as cycle tracking and pregnancy mode through PowerPlugs. Stress tracking is enhanced with circadian rhythm-aware analysis, while the Workout Mode supports 20+ sport modes with heart rate monitoring. Additional smart features include the Stimulant Window Recommender for personalized caffeine timing and Circadian Phase Alignment for optimizing sleep schedules through temperature minima tracking.
Tech Specs
The ring offers up to 6 days of battery life with a full charge completed in 2 hours. It has a water resistance rating of up to 100 meters and connects via Bluetooth Low Energy 5.0. It is compatible with iOS 15 and above as well as Android 6 and above. The ring is available in sizes 5 to 14 and is supported by an app available in 15+ languages.
- Connectivity: Bluetooth Low Energy (BLE5)
- Compatibility: iPhones iOS 15 or later and Android devices running Android 6 or later
- Sizes: 5 to 14
- Battery Life: Up to 6 days on a 2-hour charge.
- Water Resistance: 100m

What's in the box
Ultrahuman Ring AIR
Standard Ring Charger
Type-C to C Cable (1 mtr)
Technical Specifications
2.4 gms light. 11x lighter than a typical smartwatch.
2.4 mm sleek. Discreet design for everyday use.
Ring Model: Ring AIR
Dimensions
Width – 8.1mm
Thickness – 2.45 – 2.8 mm (varies with size)
Weight
2.4 – 3.6 g (varies with size)
The outer shell is made from fighter jet grade Titanium reinforced with Tungsten Carbide Carbon coating, making it resistant to everyday wear and tear
The inners of the ring is coated with medical-grade hypoallergenic epoxy resin, making it comfortable to wear at all times
Bluetooth Low Energy (BLE5)
Automatic firmware updates via the Ultrahuman App
Compatible with iPhones running iOS 15 or later and Android devices running Android 6 or later.
EMF radiation safe
Transmission Frequency: 2.4 GHz
Infrared Photoplethysmography (PPG) sensor
Non-contact medical-grade skin temperature sensor
6-axis motion sensors
Red LEDs (heart rate monitoring and oxygen saturation)
Green LEDs (heart rate monitoring)
Infrared LEDs (heart rate monitoring)
Rechargeable, non-replaceable 24mAh LiPo battery
Lasts 4 to 6 days on a full charge
180 mins to fully charge the Ring from 0% to 100%

