Stay active, connected, and informed with the Apple Watch SE GPS 40mm in Space Grey aluminum with Midnight Sport Band (MKQ13HNA). Its bright Retina display and lightweight, durable case deliver comfort and clarity all day. Built-in GPS accurately maps your runs, rides, and hikes without your phone, while the optical heart sensor tracks your heart rate with high/low and irregular rhythm notifications. Close your Activity rings with automatic workout detection across popular training modes, monitor your sleep to build better habits, and use the Noise app to stay mindful of your sound environment. Rated swimproof to 50 meters, it is ready for pool sessions and open-water tracking. Fall Detection and Emergency SOS help you get assistance when you need it most, and seamless integration with your iPhone keeps calls, texts, notifications, Apple Pay, and Siri at your wrist. Enjoy up to 18 hours of battery life for everyday use, plus customizable watch faces and watchOS apps to fit your style and schedule. The soft, breathable Midnight Sport Band completes a versatile look that moves from workouts to workday with ease.