How To: Make a trip wire alarm

Make a trip wire alarm

Want a heads up next time that annoyingly chirpy coworker is heading over for some annoyingly chirpy chitchat? Rig up this little system and you'll never be caught off-guard again.

Oh... and if you're working from home these days, be sure to check out Gadget Hacks' Working-From-Home Essentials.

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1 Comment

I made it. It works really well.

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