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    custom ebay 532nm 3,7V altoids mod

    hi! last time, i connected my cheap ebay laser to my powersupply and i found out, that they can stand much more that 3V: cheap 532nm green ebay laser 4,1 volts - YouTube so i did some workaround with a classic altoids box and this is what came out: as a powersupply i use a standard 18650...


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