This is an Arduino library for the MAX3010x family of pulseoximetry sensors.
For details on the sensors please refer to their datasheets.
This library was written by Daniel Wiese (DevXplained). Redistribution is possible under the terms of the MIT license.
If you want more information on how to use this library you can look at the following tutorial series:
Part 3 and 4 explain the examples for heart rate and SpO2 measurements.