clever

  • -
  • Vote
  • -

Steve Hoefer at Grathio labs shows off his Arduino based door opener, which responds to knocks on the door bye timing the gaps between the sounds. If the gap matches the programmed knock, it unlocks. Let's never use keys again!

Know a little bit about Arduino and care to make your own? Check out his Instructables post!

clever,dual use,july 4,yard work
  • -
  • Vote
  • -

Okay, the true American is to pay someone else to do it. But this is a close second. Happy 4th! ~NSHA

Back to Top