Module IR infrarouge Capteur de vitesse LM393

hello I make a message on this forum to ask for information about this module. I'm looking for information about how it works and how I could create a code to calculate the number of laps.thank you for your help I'm a student in senior year SSI

if you search in the net for "arduino infrared with LM393", you will get a couple of youtube instructions...

okay thanks for the information