Ring AIR Matte Grey Size 12 Smart Ring Sleep Heart Rate Fitness

Key Features

• Brand: ULTRAHUMAN
• Product: Ring AIR
• Finish: Matte Grey
• Size: 12 (sizing kit available for accurate fit)
• Battery: Up to 6 days on a single charge
• Water Resistance: Up to 100 m
• Charging: Wireless charging
• App Language Availability: English, French, Thai, Chinese, Malay, Indonesian

Health and Fitness Tracking

• Sleep Tracking: Sleep Index with deep, REM, light sleep, and awake stages
• Movement Tracking: Steps, calories, METs, and activity insights
• Recovery Score: HRV, heart rate, skin temperature for daily well‑being insights
• Workout Mode: Tracks heart rate and workout metrics for sessions
• Stimulant Window Recommender: Helps plan caffeine use throughout the day
• Circadian Phase Alignment: Insights to optimise sleep-wake cycle and energy

Device Details

• Material: Titanium inner shell
• Battery Life: Up to 6 days
• Water Resistance: 100 m
• Size Assistance: Sizing kit available to ensure correct ring size

The Ultrahuman Ring AIR provides comprehensive wearable metrics to support sleep, activity, and recovery monitoring. A sizing kit and app are available to help determine the correct fit and provide personalised insights across multiple languages.