ARB Quatro Red/Blue Emergency Light Set Model PM435RBARB Quatro Red Blue Emergency Light Set Model PM435RB The NACHO Quatro Emergency Light Set engineered for law enforcement to ensure maximum safety and control. This set includes two powerful Quatro Emergency lights, designed with multi function capabilities to tackle any emergency situation. Featuring the brightest red and blue flashing modes for immediate attention, plus 10,500 effective lumens of tactical strobing lights that disorient and