It is not intended for use by people under 22 years old or those who have been previously diagnosed with atrial fibrillation (Afib). Irregular rhythm notification requires the latest version of watchOS and iOS.With the ECG app, Apple Watch is capable of generating an ECG similar to a single-lead electrocardiogram. ECG is not intended for use by people under 22 years old. The ECG app is available on Apple Watch Series 4 and later (not including Apple Watch SE) with the latest version of iOS and watchOS.Blood Oxygen app measurements are not intended for medical use, including self-diagnosis or consultation with a doctor, and are only designed for general fitness and wellness purposes.Series 7 is also rated IP6x dust resistant. However, they should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth. This means that they may be used for shallow-water activities like swimming in a pool or ocean. Apple Watch Series 7, Apple Watch SE, and Apple Watch Series 3 have a water resistance rating of 50 meters under ISO standard 22810:2010.iPhone activation required on iPhone purchases made at an Apple Store with one of these national carriers: AT&T, Sprint, Verizon, or T-Mobile. ACMI is not available for purchases made online at the following special stores: Apple Employee Purchase Plan participating corporate Employee Purchase Programs Apple at Work for small businesses Government, and Veterans and Military Purchase Programs, or on refurbished devices. See the Apple Card Customer Agreement for more information. Taxes and shipping are not included in ACMI and are subject to your card’s variable APR. If you choose the pay-in-full or one-time-payment option for an ACMI eligible purchase instead of choosing ACMI as the payment option at checkout, that purchase will be subject to the variable APR assigned to your Apple Card. Variable APRs for Apple Card other than ACMI range from 10.99% to 21.99% based on creditworthiness. See for more information about eligible products. * Apple Card Monthly Installments (ACMI) is a 0% APR payment option available to select at checkout for certain Apple products purchased at Apple Store locations,, the Apple Store app, or by calling 1-800-MY-APPLE, and is subject to credit approval and credit limit.Additional terms from Apple or Apple’s trade‑in partners may apply. Sales tax may be assessed on full value of new Apple Watch. In‑store trade‑in requires presentation of a valid, government‑issued photo ID (local law may require saving this information). Apple or its trade‑in partners reserve the right to refuse or limit any trade‑in transaction for any reason. Extra trade‑in values apply only to Apple Watch Series 6, SE, Series 5, Series 4, Series 3, and Series 2, and require purchase of a new Apple Watch, subject to availability and limits.

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