Ultrahuman Ring Air smart ring Aster Black size 8 UHRA-AA-08-EUL7

Tracking sleep and fitness can be a hassle with bulky wearables that need constant charging and disrupt your daily routine. The Ultrahuman Ring Air solves this by putting advanced health monitoring into a sleek, lightweight titanium ring that you can wear 24/7 without even noticing it.

Who is it for

This smart ring is for men and women who want continuous insights into their sleep, recovery, and activity without the bulk of a watch or band. It's ideal for anyone looking to optimize their health with minimal effort.

Main features

• Sleep tracking with detailed stages: REM, deep, and light sleep, plus a sleep score
• Continuous heart rate monitoring and heart rate variability (HRV) tracking
• Skin temperature sensor for detecting changes in your body
• Fitness tracking: steps, calories burned, distance, and workout tracking
• Recovery and activity scores to guide your daily readiness
• Ultra-lightweight titanium design with tungsten carbide carbon coating for durability
• Water resistant up to 10 ATM (100 meters), suitable for swimming and showering
• Up to 6 days of battery life with wireless charging (approx. 2 hours to full charge)
• Compatible with iOS and Android via the Ultrahuman app

Specifications

• Material: Titanium with tungsten carbide carbon coating
• Ring size: US 8
• Colour: Aster Black
• Connectivity: Bluetooth Low Energy (BLE)
• Sensors: PPG heart rate sensor, skin temperature sensor, 3-axis accelerometer, 3-axis gyroscope
• Battery life: Up to 6 days
• Charging: Wireless charging, approximately 2 hours
• Water resistance: 10 ATM (up to 100 meters)
• Operating temperature: 0°C to 40°C (32°F to 104°F)
• Compatibility: iOS and Android

Tips

For best results, wear the ring on your non-dominant hand and ensure a snug fit. Sync with the app regularly to track trends over time and get personalized insights.