<iframe width="580" height="385" src="https://www.youtube.com/embed/QF4veKPSS1Y" frameborder="0" allowfullscreen></iframe> <br>Here's a fun project to do with a laser cutter. You can take a simple LED night light and engrave and cut a custom display using ... <br><a href="https://www.youtube.com/watch?v=QF4veKPSS1Y">source</a>
