All serious athletes use heart rate monitors to train in the right zone. The Wellue VisualBeat heart rate monitor is wearable chest HRM with ANT+ & Bluetooth connectivity. It not only tracks your heart rate but also records your waveform for up to 30 minutes. VisualBeat has a vibration alarm to let you know when you are in the ideal range.
The device has a built-in memory to store up to 30 hours of data. The adjustable soft chest strap makes it easy to wear this heart rate monitor. You can share your data and waveform in PDF format.