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Amazon.com : IFOAIR sec Portable Heart Rate Monitor - Heart Rhythm Tracker with Smartphone App, Wireless Home Use Heart Monitoring Devices Compatible with iPhone/Android Tablets : Sports & Outdoors
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Amazon.com : OVIIN Portable Heart Rate Monitor, Wireless Home Use Heart Rhythm Tracker, Heart Monitoring Devices,Smartphone App Compatible with iOS/ Android : Sports & Outdoors
![GitHub - richrd/heart-rate-monitor: 💓 A web based heart rate monitor that measures pulse from the fingertip using the phone camera. GitHub - richrd/heart-rate-monitor: 💓 A web based heart rate monitor that measures pulse from the fingertip using the phone camera.](https://raw.githubusercontent.com/richrd/heart-rate-monitor/master/screenshots/screenshot-1.png)
GitHub - richrd/heart-rate-monitor: 💓 A web based heart rate monitor that measures pulse from the fingertip using the phone camera.
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