Ultrahuman Ring Air Size 10 Space Silver

Track your health around the clock with the Ring Air fitness tracker in sleek Space Silver. This size 10 ring is crafted from fighter jet grade titanium with a tungsten carbide carbon coating, making it incredibly durable while weighing just 2.4-3.6g. It connects to both iPhones (iOS 15+) and Android devices (6.0+) via Bluetooth 5.0, monitoring your circadian rhythm, temperature, and even detecting AFib and sleep patterns. The water-resistant design works up to 100 meters deep for 12 hours, while the battery lasts 4-6 days on a single charge. Comes with a 1-year warranty. Model 170127.