Ultrahuman Ring Air Size 13 Bionic Gold

The Ring Air Size 13 Air Gold tracks heart rate, sleep, steps and skin temperature for everyday health monitoring.This smart ring is suitable for users who want discreet fitness tracking without a display. It pairs with iPhones running iOS 15 or later and Android devices running Android 6 or later, making it compatible with most smartphones. The fighter jet grade titanium construction reinforced with tungsten carbide carbon coating ensures durability, while the medical-grade hypoallergenic epoxy resin lining provides comfort for extended wear.Bluetooth v5.0 enables reliable syncing with the Ultrahuman app. The ring is water resistant up to 100 meters for up to 12 hours, allowing you to wear it during swimming or showering. Battery life lasts 4 to 6 days on a full charge, depending on usage and ring size.Model 170120 in gold comes with a 1 year manufacturer's warranty.