LeHof's Bat Signal Arduino Uno Base Extension

This add-on base is 100% compatible with the original LeHof Bat Signal. Simply snap the fixture into the new base. https://www.thingiverse.com/thing:259166
This base features four standoffs, allowing easy mounting of an Arduino Uno. You will need to drill a hole for your photocell to poke out a bit- determine this on your own, as your photocell may not be placed exactly like mine.