Power and Battery:
*Battery life varies by use and configuration. See apple.com/batteries for more information.
Double tap gesture:
*Available late 2023. Requires Apple Watch Series 9 or Ultra 2.
On-Device Siri:
*Available for on-device requests. Siri health queries available late 2023.
Precision Finding for iPhone:
*Requires an iPhone and Apple Watch with second-generation Ultra Wideband chip.
Blood Oxygen app:
*The Blood Oxygen app is for wellness purposes only and not for medical use.
ECG app:
*The ECG app is available on Apple Watch Series 4 and later (excluding Apple Watch SE) and can generate an ECG similar to a single-lead electrocardiogram. Intended for use by people 22 years old and over.
IRN (Irregular Rhythm Notification):
*Irregular rhythm notification requires the latest version of watchOS and iOS. It is not intended for use by people under 22 years old or those who have been previously diagnosed with atrial fibrillation (AFib).
Temperature sensing:
*The temperature sensing feature is not intended for medical use.
Cycle Tracking:
*The Cycle Tracking app should not be used for birth control or to diagnose a health condition.
Emergency SOS:
*Emergency SOS requires a cellular connection or Wi-Fi calling with an internet connection from your Apple Watch or nearby iPhone.
International emergency calling:
*Requires Apple Watch Series 7, SE, Ultra, or later. For a list of supported countries and regions, see apple.com/watchos/feature‑availability.
Water and dust resistance:
*Apple Watch SE and Apple Watch Series 9 have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow‑water activities like swimming in a pool or ocean. Apple Watch SE and Apple Watch Series 9 should not be used for scuba diving, waterskiing, or other activities involving high‑velocity water or submersion below shallow depth. Apple Watch Ultra 2 has a water resistance rating of 100 meters under ISO standard 22810 and may be used for high‑speed water sports and recreational scuba diving (with compatible third‑party app from the App Store) to 40 meters. Should not be used for diving below 40 meters. Water resistance is not a permanent condition and can diminish over time. For additional information, see support.apple.com/HT205000. Apple Watch Series 9 and Apple Watch Ultra 2 are also rated IP6X dust resistant.
Cellular and wireless:
*Wireless service plan required for cellular service. Contact your service provider for more details. Connection may vary based on network availability. Check apple.com/watch/cellular for participating wireless carriers and eligibility. See support.apple.com/HT207578 for additional setup instructions.
Family Setup:
*Not all features will be available if the Apple Watch is set up through Family Setup. Wireless service plan required for cellular service. Contact your service provider for more details. Check apple.com/watch/cellular for participating wireless carriers and eligibility.
Fast charging:
*Fast charging is compatible with Apple Watch Series 7 or later, including all Ultra models. It is not compatible with any Apple Watch SE model.
Apple Fitness+:
*Apple Fitness+ requires a subscription.
(PRODUCT)RED:
*A portion of the proceeds from every (PRODUCT)RED purchase goes to the Global Fund to fight AIDS and mitigate the impact of COVID-19 with (RED). See apple.com/product-red for more information.
Bands:
*Bands are subject to availability.
Compatibility:
*Apple Watch requires iPhone XS or later with the latest iOS version.
Feature availability:
*Features subject to change. Some features, applications, and services may not be available in all regions or all languages. See apple.com/watchos/feat