Electronics›Wearable Technology›Smart WatchesVIDEOTo view this video download Flash Player41mm S/M - fits 130–180mm wrists41mm One Size - fits 130-180mm wrists See available options41mm M/L - fits 150–200mm wrists45mm S/M - fits 140-190mm wrists45mm One Size - fits 150-200mm wrists See available options45mm M/L - fits 160-210mm wristsGPSGPS + CellularWHY APPLE WATCH SERIES 9 — Your essential companion for a healthy life is now even more powerful. The S9 chip enables a super-bright 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 aluminium Apple Watch Series 9 paired with the latest Sport Loop is carbon neutral.ADVANCED HEALTH FEATURES—Keep an eye on your blood oxygen. Take an ECG anytime. Get notifications if you have an irregular heart rhythm. See how much time you spent in REM, Core, or Deep sleep with sleep stages. Temperature sensing provides insights into overall well-being and cycle tracking. 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.INNOVATIVE SAFETY FEATURES—Fall Detection and Crash Detection can connect you with emergency services in the event of a hard fall or a severe car crash. And Emergency SOS lets you call for help with the press of a button.