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Buy Apple Watch SE - Apple

Apple Watch Series 5 GPS, 44mm, With Sport Band

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Monitor even more of your health with the Apple Watch Series 6. The Series 6 adds pulse oximetry to measure your blood's oxygen levels (SpO2) in just 15 seconds, as well as showing you your VO2 Max (maximum oxygen consumption) score. These indicators can provide early warnings of possible respiratory conditions. They are joined by an optical heart rate monitor and the ability to record your own ECG (electrocardiogram).

Apple Watch Series 6 - 44mm - GPS - Space Gray Aluminum Case - Black Sport Band

Apple Watch Series 6 (GPS, 44mm) - Space Gray Aluminum Case with Black Sport Band (Renewed) : Electronics

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The Apple Watch Is the Best Smartwatch for iPhone Owners

Apple Watch Series 6 Review: The Best Feature-Rich Watch

PRODUCT OVERVIEW Apple Watch Series 6 lets you measure your blood oxygen level with a revolutionary new sensor and app. Take an ECG from your wrist. See your fitness metrics on the enhanced Always-On Retina display, now 2.5x brighter outdoors when your wrist is down. Set a bedtime routine and track your sleep. And with cellular service, you can go without your phone. It's the ultimate device for a healthier, more active, more connected life.

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Samsung Galaxy Watch 6: Full Review - Video - CNET

Samsung Galaxy Watch 6 - SamMobile

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Apple Watch Series 6 delivers breakthrough wellness and fitness capabilities - Apple