TL50RGBYAQ,TOWER LIGHT: 4-COLOR AUDIBLE IND
TL50RGQ,TOWER LIGHT RED/GREEN
TL50RGRAQ,TOWER LIGHT: 3-COLOR AUDIBLE IND
TL50RGRGAQ,TOWER LIGHT: 4-COLOR AUDIBLE IND
TL50RGSYQ,TOWER LIGHT: 4-COLOR INDICATOR;
TL50RGYBAOSIQ,TOWER LIGHT: 4-COLOR SEALED; OMN
TL50RGYQ,TL50 TOWER LIGHT: 3-COLOR INDICA
TL50RGYWALS,TL50 TOWER LIGHT: 4-COLOR SEALED