Comment on Show HN: Print a WiFi Login CardparentComments−quickthrower26yOr for free: use that old smart phone in your drawer.−derN3rd6yBut that would cost you battery all the time, while the e paper would just need power to update the qr code−quickthrower26yGood point. Dig out that old kindle!
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Or for free: use that old smart phone in your drawer.
But that would cost you battery all the time, while the e paper would just need power to update the qr code
Good point. Dig out that old kindle!