This is the only module so far, but it was made to be removed and there is a second base is cut and ready. There is even a 5v, 12v, and variable line ready on the underside. Lift the module and that lamp unplugs
Dowels, and leaning on brackets are all that holds it in place.
Four peices corner base, mine, inside shelf, portal base.
pieces #1 & #2
#3
#4