This is not an ordinary door stopper. Besides as a door stopper it is doubled as an alarm too. When someone pushes the door, the 100 dB alarm will warn you that someone is trying to enter. This is a good way to prevent people to get in secretly or to frighten away intruders.
It is totally easy to use, just power it with 2 AA batteries and put at the base of the door, that’s it. The device also portable so you can bring it to anywhere you need to feel protected.
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1 Comment
security door · February 18, 2010 at 12:21 am
Thats a great idea!! i love it!
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