locked up

dual use locked up overkill security - 4886471168
By Kristi
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Let me just unlock the gate, I'll be there in 2 hours after I figure out which key goes where. ~NSHA

door knob dual use locked up scissors - 5378474240
By Unknown
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Proof that running with scissors can sometimes yield positive results.

~NSHA

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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!

car chain locked up padlock wheels - 4774789632
By Unknown
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Because car thieves never carry any sort of tools with them. ~Not-So-Handy Andy