The M20494RGYW-QC is a low profile surface mount flashing emergency warning light. This particular model includes 4 color choices: Red, Green, Amber, and White, and contains 24 LEDs (6 Red, 6 Green, 6 Amber, 6 White). Fully programmable, this light allows the installer to program the color option (15 to choose from), the flash pattern (28 to choose from), and also the brightness level (full or dim). Each of these settings can then be assigned to one of 11 available “modes” or memory slots using one or two wire combinations. This light is SAE Class 1 and CA Title 13 compliant. Multiple lights can be synchronized to flash simultaneously or alternately. It features an aluminum housing & polycarbonate lens, and is backed by a 5-year warranty.