FrontierX2 Smart Heart Monitor - Continuous ECG & Real-time Feedback on Heart Health

Frontier X2 Smart Heart Monitor - Get real-time feedback on your heart health when you are pushing yourself the hardest, so you can avoid overstraining your heart. Monitor your heart rate, breathing rate, heart strain, heart rhythms, HRV, continuous ECG, and a lot more.
The Frontier X2 Smart Heart Monitor helps you actively care for the muscle that never rests, so you can monitor your heart health during any activity.
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[@sekainiheiwa3650]

How about instead of these silly adds to upload how to use it .