Arduino self-calibrating laser trip wire
Channel: Keith Kay
Date: 2013-03-03

This is a demonstration of the final working version of the Arduino self-calibrating laser trip wire project found on my blog at keithkay.com - http://wp.me/p32msb-2Y

Check out the other Arduino projects in my playlist:
https://www.youtube.com/playlist?list=PLivz9GThtvV9j7S6KfGK6zhYYFyoM8EQc