The SQ2 Portable Traffic Signal System has been designed for fast efficient deployment without sacrificing quality or versatility. The full matrix operating system features an integrated conflict monitor, programming storage and is actuation ready. The operating system is software based and conforms to the NEMA performance standards. Fail safe programming is accomplished easily and features fixed time, actuated or manual modes. The SQ2 System is ideal for daily or short term traffic control applications. It provides increased work zone safety while maximizing traffic flow.