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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@Stiralbios
Thanks. For me it does turn off in a black room, it turn on a bit at the very beginning then turn off. I tried it in a dark room in front of a mirror and then it doesn't turn off. It's probably darkness that is measured but then it wait for to get light back from the green light led and if not it assume it's not worn