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!
But unlike his brother, he unfortunately does not double as a zombie weapon.
~NSHA
And they'd really want your rusted, Russian-made monstrosity to begin with.
~NSHA
Deadbolt always thought there was something strange about his brother. But they were never really open with each other.
~NSHA
I think the biggest kludge is the steering wheel on the other side. How does that happen???
~NSHA
