Make these inexpensive trip wires that will send you an alarm if an intruder sets one off so that you will have plenty of advance notice that someone is coming.

A tripwire is one of the most basic ways to set up a simple security system.

Make Magazine online website shares a do it yourself project of how to make a ” Remote Tripwire Alarm ” .

Click here to read how to build this project yourself:

http://makezine.com/projects/remote-tripwire-alarm/

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Here is another take on the same type project (be sure to look in comments for additional information)

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GE SH51208/GESECPA1 Personal Keychain Security Alarm

GE 51107 Smart Home Wireless Alarm System Kit

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