Introduction: Unpublished!
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About: Thank you, Instructables!! I have removed many of my Instructables as along with being cringy :P they lacked proper documentation (thus difficult to replicate) and some didn't even work properly. Please enjo…
Unpublished!
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3 Comments
7 years ago
may be you don't believe me, a module alarm when the door open is very simple it use a magetic sensor , a kit include 2 peace link together , when take it apart it arlarm , you can stick it in your door , your windows ......... and cost only 3 usd . sell alot of in vietnam , it come from china , if you want i buy for you one .
7 years ago
This could also be used to alert you if a door is open during the winter!
7 years ago
Fun DIY security system.