News: Let yourself In with this Hacked Morse Code Door Buzzer!

Let yourself In with this Hacked Morse Code Door Buzzer!

What happens when you add a few wires and a microcontroller to your door buzzer? You can let yourself into your building from the outside!

Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.

Buy Now (97% off) >

Other worthwhile deals to check out:

Join the Next Reality AR Community

Get the latest in AR — delivered straight to your inbox.

Be the First to Comment

Share Your Thoughts

  • Hot
  • Latest