The Perimeter Light Programmer is a versatile tool for programming up to six lights at once. With six rocker switches and backlit LED function, it's easy to use in any lighting condition. The LED screen displays flash patterns, while LED status indicator lights show when programming is processing and complete. Featuring two programming modes, auto and manual, this programmer is compatible with most Federal Signal products, including FireRay, MicroPulse, and Xstream. At only 0.8 inches deep and 17.5 inches long, it's a practical and efficient solution for any lighting needs.