witcher school of the NASA
thingiverse
It works decently but is far from flawless. I've been using the project from NASA's JPL, which can be found at https://github.com/nasa-jpl/Pulse?fbclid=IwAR0USW-KpJNE53R_WnVy2U3OSvjeFcj3u9Tc3xNIOrpouFfB6f94WVxB9AM. I integrated it into Witcher Medalion, which is a real game-changer. To secure the IR sensor, I used black tape effectively.
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