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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.
@halemmerich
Filing down my 4*4mm Buttons gets me very close, but there is about 0.2mm left before I can completely close the watch. I found https://www.ebay.de/itm/134591795596, those seem to match the original footprint nicely. Lets see how long those take to get here :)