Using the brilliant TIR3 LED housings Whelen has redesigned the industry leading traffic advisor. The Whelen TIR3 traffic advisor features LED diodes with a lifespan of over 100,000 hours. Standard operating modes included with the TIR3 traffic advisor include left, right, split and flash. The TIR3 has a rear panel switch that allows the user to select between eight highly effective flash patterns. Each traffic advisor unit comes complete with control head for operation and installation cable. The Whelen traffic advisor has universal application on any vehicle as it provides a safer environment warning other vehicles of your presence.