Apple Watch Series 8 offers all the great features you love, like an expansive, edge-to-edge display, great durability, fast charging, and industry-leading health capabilities. And it has two new sensors for even more heath and safety features. A temperature sensor enables advanced insights for cycle tracking, and a high-g accelerometer works with an improved gyroscope to detect severe car crashes and get help if you need it. Apple Watch Series 8 also offers advanced workout features, international roaming,1 a Low Power Mode that extends battery life, and a powerful, redesigned Compass app.