
This device can connect to your iPhone via Bluetooth, sending vital information such as physical activity, your pulse and other medical details to the app, which will then show you the information and store it for you to track it later.
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This device can connect to your iPhone via Bluetooth, sending vital information such as physical activity, your pulse and other medical details to the app, which will then show you the information and store it for you to track it later.
More: link