LEOTEK Frontier Long Life LED arrow signal modules are designed for long-term reliability and performance, backed by a 15-year warranty. Featuring a specially engineered power supply and light engine, the modules provide extended service life, reduced maintenance, energy-efficient operation, and wide-angle Omni-Directional visibility. They are fully compliant with the ITE VTCSH LED Vehicle Arrow Traffic Signal Supplement adopted July 1, 2007.