Batsignal with battery space

I printed one of that original. And I wanted to put batteries, and could not put inside the part of the leds. So I created a small modification that included a protection for batteries and also a space for a small switch on the batsignal.
It has not yet been printed this way, but I believe it is now functional.

**UPDATE!!
Guys, I did a replacement for leds, so I created another file, for those, like me, want to put individual leds. Have not yet printed to see if the size is correct for the