How ECG Works On a Smartwatch? How Useful Is It?— Simplified

Want to know about ECG or EKG on smartwatches or fitness trackers? Here

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MAIN FUNCTIONS, Take an ECG Anytime Anywhere， Your health partner is in your hands, Built-in Maxim and OSRAM High-end ECG|SP02|HR chip, The fastest

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How ECG Works On a Smartwatch? How Useful Is It?— Simplified

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