Demos See the full PCB Billboard demo explanation. See the full Car Show tutorial. Showcase Pete Mowry adds wiring to his scifi model Gantry Crane, prepping for lights. Powering up the lights for the first time on his scifi Gantry Crane! The shading obtained by different colored LED’s is subtle yet adds atmosphere. Setting up the Gantry Crane at Brickworld 2017, the light show starts later! Pete Mowry’s Gantry Crane is stunning! Pairing excellent craftsmanship with our lighting adds an atmospheric depth to his diorama!