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Provides real-time, precise heart rate data using advanced sensor technology, ensuring optimal performance tracking during workouts.
Seamlessly connects to various fitness devices (smartwatches, smartphones, and fitness trackers) via Bluetooth.
Monitors heart rate variability (HRV) to assess stress levels and overall well-being.

Website link! https://amazingae.com/product/marathon-running-outdoor-fitness-exercise-heart-rate-monitor-band-watch/