SpectraLux ILS Front Flash Pattern Video: http://www.youtube.com/watch?v=Z219MJb6nqI SpectraLux homepage: http://www.fedsig.com/products/363/Spectralux_ILS Warning and traffic clearing LED light built for first responders SpectraLux™ ILS provides advanced warning and directional lights for both undercoverand highway law enforcement vehicles as well as fire command vehicles. SpectraLuxILS offers the same advanced warning and directional lighting as a full-size lightbar. This internal LED lighting system features Federal Signal's SpectraLux multicolor LED capability.