Restored The Apple Watch Series 8 features advanced health sensors and applications, allowing you to perform ECGs, measure heart rate and blood oxygen levels, and track temperature changes for detailed insights into your menstrual cycle. With Crash Detection, sleep stage tracking, and advanced workout metrics, this smartwatch helps you maintain an active, healthy, and connected lifestyle. This unisex adult smartwatch from Apple weighs 1 pound and offers a comprehensive suite of features for daily use.