Fits square lithophane 105mm x 105mm x 4mm thick
lid sits on four tabs
use http://3dp.rocks/lithophane/ to make any picture into lithophane ready to print
.set maximum size 105mm
rotate so model sits flat
body in the middle is to wrap led strip around
use https://www.youtube.com/watch?v=XmbdcmvZbP8 to learn how to make a lithophane