The Oura Ring Gen 3 Heritage Gold Size 10 is a stylish and sophisticated activity tracker that offers advanced features for fitness enthusiasts. With a display resolution of 240 x 240, this ring provides detailed measurements for heart rate, distance, and calories. It is powered by batteries with a battery life of up to 7 days and is designed for both indoor and outdoor activities. The Oura Ring Gen 3 Heritage is made of metal and includes a sleep tracker, accelerometer, and GPS sensors. It is compatible with iOS and Android operating systems and comes with a 1-year manufacturer warranty. Perfect for running and jogging, this unisex activity tracker is a must-have for those looking to track their fitness progress accurately.