"HIGH BLOOD PRESSURE NOTIFICATIONS – Apple Watch Series 11 can signal signs of prolonged high blood pressure and alert you of possible hypertension. VIEW YOUR SLEEP CORE – Sleep Score gives you more insight into your sleep quality to improve your night's sleep. MORE INSIGHT INTO YOUR HEALTH – Make an ECG whenever you want. Get warnings in case of an unusually high or low heart rate, at an irregular heart rhythm. and at signs of sleep apnea. View important values measured at night in the Vital Functions app and measure the oxygen level in your blood. STUNNING DESIGN – The thin and light Series 11 fits comfortably on your wrist day or night. So you can measure the most important data both during exercise and sleep. A STRONG TRAINING SIZE – With advanced data for all your work outs, plus features such as Target Pace, Heart Rate Zones, Training Load and much more. BIG BOOST IN BATTERY DURATION – Up to 24 hours under normal use. And up to 8 hours under normal use after 15 minutes of fast charging. MADE TO LAST – With a super-strong glass display that's twice as scratch-resistant as that of Series 10. Series 11 also complies with the 50 m water resistance standard and is dust-resistant according to IP6X."