Apple Watch SE in a 40mm aluminum case in Starlight. • Case: 40mm high, 34mm wide and 10.7mm deep. • Hardware and Buttons: Digital crown, microphone, side button, speaker/air vent, & optical heart sensor • Controls: Digital crown with haptic feedback, side button, & Siri • Chip: S8 SiP with 64-bit dual core processor, 2-core Neural Engine, & 32GB capacity • Sensors: 2nd generation optical heart sensor, compass, always-on altimeter, high-g accelerometer, high dynamic range gyroscope, & ambient light sensor • Health & Wellness: Heart rate app, high & low heart rate notifications, irregular rhythm notifications, medications app, mindfulness app, noise app, & sleep app including sleep stages • Display: Retina LTPO OLED display, Ion-X front glass, up to 1000 nits maximum brightness, & 326 pixels per inch • Power & Battery Life: All-day battery life up to 18 hours of normal use, built-in rechargeable lithium-ion battery, & up to 80% charge in about 1.5 hours • Operating System: watchOS • Workouts & Activity: Running with custom interval workouts, customizable workout views, heart rate zones, race route, stride length, ground contact time, vertical oscillation, automatic track detection & multisport workout; hiking with bearing, incline, elevation, and coordinates, custom waypoints, automatically generated waypoints to cellular connectivity, backtrack GPS data, topographic maps for over 1000 national and regional U.S. parts; cycling with average speed, elevation gained, and distan