Apple Watch Series 11 offers valuable information about your health, with notifications in case of cardiac attendance too high or too low and data on sleep quality. Improve your fitness with advanced parameters for all your workouts. And enjoy up to 24 hours of drums.1Main features• Sleep quality - A new parameter that helps you control how to sleep and rest better.• More information on your health - Receive notifications if the heart rate is too high or too low, access the health data collected while you sleep in the Vital Parameters app2 and measure the level of oxygen in the blood.3• Spectacular design - Thin and light, Series 11 is convenient to wear all day and even while you sleep, so you can monitor your vital parameters 24 hours a day.• Your ideal fitness companion - Evolved parameters for all your workouts, functions as defined rhythm, heart rate zones and workout load, and much more. In addition, with Series 11 you have three months free of Apple Fitness +.4• Lots of autonomy - up to 24 hours of normal use.1 And quick charging to have up to 8 hours of normal use in just 15 minutes.5• Done to last - UltraRobust display with glass twice more resistant to scratches compared to Series 10.6 Water resistance up to 50 m and IP6X grade powder resistance.7• Safety functions - If you had a bad fall or a serious car accident, Series 11 can notice it, help you call aid and send a notification to your emergency contacts.8 Instead, the "all right" function can automatically alert a loved one as soon as you arrive at your destination.• Always in touch - Send messages, answer a call, listen to music, use Siri and read notifications. Together with your iPhone or under Wi-Fi network, Series 11 (GPS) keeps you in touch with the world.