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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.
user81574
@PaddeK
I think both are not feasible. Your best bet would be to upload templates to DB check against it and repeat until you found the right one. But this could take quite a while.. so this might not be feasible too.
-- Edit --
Or you can get your hands on a GT-511C5 .. it can store up to 2000 fingerprints.
-- Edit 2 --
Found a source here. Not as pricey as i thought :)
Even better GT-521F52.
Up to 3000 fingerprint, wake on touch and its mentioned a shared database via network!