The document provides a selection guide for SLC30/40 Series Combination Display Lights. It includes:
- Details on the SLC30 and SLC40 models, including available illumination face sizes, colors, voltages, and approvals.
- Configuration information and examples of LED and incandescent illuminated displays.
- Specifications on light sources, illumination options, terminals, and voltages for LED illuminated, transformer, DC-DC converter, and resistor input types.