It’s very simple and easy to make this “alarm system” and it will only cost you around 5 dollars.

Watch the video:

http://viralgallerysite.com/wp-content/uploads/2017/03/01.pnghttp://viralgallerysite.com/wp-content/uploads/2017/03/01-150x150.pngviralVideosAlarm System
It's very simple and easy to make this 'alarm system' and it will only cost you around 5 dollars. Watch the video: