VTG WRX Porta-Trace / Gagne 1618 Stainless Steel LED Light Box (16 x 18) #1618. Very good working condition. 18.5″ W x 16″ D x 2.5 T. This unit has 4 bulbs, 2 horizontal, 2 vertical and 2 sets of on / off switches for each pair of lights. Marked: Porta-Trace, Gagne, inc, Binghamton, NY.