Reply To: Lighting Source for MOCs Home › Forums › All Things LEGO! › Lighting Source for MOCs › Reply To: Lighting Source for MOCs September 27, 2013 at 8:46 pm #3446 JoshKeymaster oh, wow. those look amazing in the 1×1 rounds. CHRISTMAS LIGHTS – GO! I have these plastic cases that my rechargeable AA batteries fit into to make them the size of a C battery. great find!