ULTRAHUMAN Ring Air Smart Ring Aster Black Size 7 UHRA-AA-07-EUL7

The ULTRAHUMAN Ring Air stands out by packing advanced health sensors into a slim titanium band that weighs almost nothing. Unlike bulky wrist wearables, it tracks sleep stages, heart rate, skin temperature, and activity from your finger, with a battery that lasts up to six days.

Highlights

• Titanium construction with PVD coating for durability and a premium feel
• 10 ATM water resistance, safe for swimming and showering
• Up to 6 days of battery life on a single charge
• Comprehensive sleep tracking: REM, deep, and light stages
• Continuous heart rate, HRV, and SpO2 monitoring

In daily use

Worn on any finger, the Ring Air syncs with the Ultrahuman app to provide readiness scores, stress insights, and workout tracking. It charges in under an hour via a proprietary magnetic charger and works with both iOS and Android.

Full specifications

• Ring size: US 7 (inner diameter 17.3 mm)
• Thickness: 2.45 mm
• Material: Titanium with PVD coating
• Water resistance: 10 ATM (100 meters)
• Battery life: Up to 6 days
• Charging time: 45-60 minutes
• Connectivity: Bluetooth Low Energy 5.0
• Sensors: Infrared PPG, skin temperature, 3D accelerometer, 3D gyroscope
• Compatibility: iOS 15+ / Android 8+

Final note

A discreet, data-rich wearable for those who prefer a ring over a watch.