I have always been monitoring my utility meters in the old fashioned way. First I wrote them down in a little ledger (yep, I'm that old), later I wrote a spreadsheet for it and the last few years I'm using the ECAS smartphone app to do the trick. I always wanted a live monitor, but they are rather...
By: didier_windey
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from Instructables: exploring - technology - robots http://ift.tt/1KMwK5v
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