Printer Activated Light Switch

By incorporating electronics into the print job, we can do some pretty awesome things! Using a rocker switch I got from Ace Hardware, two button cell batteries, and an LED, I got the printer head to turn the light on at the end of the print.

Check out the video here: https://www.youtube.com/watch?v=VaViUBmo0hY&feature=youtu.be

Or read about it here: https://printeraction.wordpress.com/2015/03/18/prints-of-light/