How To: Construct a motion detector alarm system

Construct a motion detector alarm system

Check out this video tutorial to see how to construct an alarm system, that's based on the principle of motion detectors, which work by touch. It's very useful to catch unpleasant visitors red-handed. So make sure your chocolate bar never gets snagged again, catch the bandits with a motion detector alarm! Or just keep you kids away from the birthday present closet where peeping is not allowed.

Get some sticky tape, a battery, a mini buzzer, twenty paper clips, aluminum foil, and electric cable, and two straws. This is what you will make your security device with, believe it or not.

Keep Your Connection Secure Without a Monthly Bill. Get a lifetime subscription to VPN Unlimited for all your devices with a one-time purchase from the new Gadget Hacks Shop, and watch Hulu or Netflix without regional restrictions, increase security when browsing on public networks, and more.

Buy Now (80% off) >

Other worthwhile deals to check out:



Technologically interesting, helpful, and informative website.

Share Your Thoughts

  • Hot
  • Latest