Apple Watch Series 9 helps you stay connected, active, healthy, and safe. Featuring double tap, a magical way to interact with Apple Watch,1 an even-brighter display, faster on-device Siri, and Precision Finding for iPhone.2 WHY APPLE WATCH SERIES 9-Your essential companion for a healthy life is now even more powerful. The S9 chip enables a superbright display and a magical new way to quickly and easily interact with your Apple Watch without touching the screen. Advanced health, safety, and activity features provide powerful insights and help when you need it. And redesigned apps in watchOS give you more information at a glance. CARBON NEUTRAL-An aluminum Apple Watch Series 9 paired with the latest Sport Loop is carbon neutral. Learn more about Apple's commitment to the environment at apple.com/2030.3 ADVANCED HEALTH FEATURES-Keep an eye on your blood oxygen.4 Take an ECG5 anytime. Get notifications if you have an irregular heart rhythm.6 See how much time you spent in REM, Core, or Deep sleep with sleep stages. Temperature sensing7 provides insights into overall well-being and cycle tracking.8 And take note of your state of mind to help build emotional awareness and resilience. A POWERFUL FITNESS PARTNER-The Workout app gives you a range of ways to train plus advanced metrics for more insights about your workout performance. And Apple Watch comes with three months of Apple Fitness+ free.9 INNOVATIVE SAFETY FEATURES-Fall Detection10 and Crash Detection can connect you with emergency services in the event of a hard fall or a severe car crash.11 And Emergency SOS lets you call for help with the press of a button.11 SIMPLY COMPATIBLE-It works seamlessly with your Apple devices and services. Unlock your Mac automatically.