Ultrahuman Ring Air Size 05 Matte Grey

The Ring Air Size 05 Matte Grey tracks heart rate, sleep, steps, and skin temperature for users seeking a discreet fitness wearable.Sized for a secure fit on the chosen finger, this Ultrahuman smart ring is crafted from fighter jet grade titanium reinforced with tungsten carbide carbon coating. The hypoallergenic epoxy resin inner layer supports comfortable all-day and overnight wear, while the fixed size ensures consistent sensor contact.Bluetooth v5.0 connectivity allows the ring to sync health data with iPhones running iOS 15 or later and Android devices running Android 6 or later. The battery lasts 4 to 6 days on a full charge, and the ring is water resistant up to 100 meters for up to 12 hours, making it suitable for swimming and daily routines.Model 170132 in grey comes with a 1 year manufacturer's warranty.