Sunday, December 18, 2016

How To Make A Glowstick Perimeter Alarm - Survivor Medic website shares how to make a glowstick nighttime perimeter alarm that will be triggered by strangers trespassing upon your property. It does not hurt anyone but the trap does snap and crack the glowstick therefore activating a chemical reaction illuminating a visual signal silent alarm.


http://ift.tt/2hKzSKx

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