The Apple Watch Series 10 with 42 mm titanium case features a large Always-On Retina display with up to 2000 nits brightness and a wide viewing angle – up to 40 % brighter when viewed at an angle. It is operated via the Digital Crown with haptic feedback, side button, double-tap gesture and Siri. The S10 SiP dual-core processor and a third-generation Ultra Wideband chip provide performance. Health and fitness features include a blood oxygen sensor, electrical and optical heart sensor, altimeter and accelerometer. Connectivity covers Wi-Fi, Bluetooth, LTE and location via L1 GPS, GLONASS, Galileo, QZSS and BeiDou. Fall and crash detection, automatic emergency call and sleep tracking round out the safety features. The case is waterproof to 50 metres and dust-resistant to IP6X. Sport band M/L.