What is the model of the heart rate monitor?

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user142998
Ah that sucks, but thanks for the info and PDF.

So the things I wanted to know were:
1. Is it able to measure continuous HRV?
2. Does it measure SpO2 (blood oxygen saturation)?
3. What is the quickest frequency at which it records heart rate?
4. Is it a PPG or something else?

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