Midnight Band • Processor: 64-bit dual-core Apple S8 chip, with W3 chip, and U1 chip (Ultra Wideband). • Storage: 32 GB. • Water Resistance: Up to 50 meters (suitable for swimming but not deep diving). Blood oxygen sensor (SpO2). • Electrical heart sensor (ECG). • Body temperature sensor (one of the new features in Series 8) — useful for health and menstrual cycle tracking. • Crash Detection feature — the watch can automatically contact emergency services in case of a severe collision. • Built-in GPS with support for global navigation systems (GLONASS, Galileo, BeiDou...) in versions equipped with it. USB-C magnetic charging cable (select markets) With all its accessories Note: I only used the watch for a week, like new. Selling to the highest bidder, only serious buyers should contact.