Whether you’re only looking for a simple solution for your nosy sibling or you’re simply into do-it-yourself projects, this door alarm will prove to be quite useful. This particular alarm is simple to make and pretty effective, and on top of everything, it is one of the cheapest DIY projects that you’ll probably come across on the Internet.
Making a simple door alarm usually requires stuff that can be found in a hardware store. They are relatively cheap, depending on what you already have but given this alarm’s design, you probably have all of the needed materials in your own garage.
Check out the step-by-step video and find out how to make a simple door alarm in the comfort of your own house!