The model 500P family is a low profile single flash strobe light featuring a wide input voltage range of 12–28VDC, universal mounting, Lexan® lens, high efficiency regulated solid state potted power supply, and heavy duty xenon strobe lamp. All units are polarity protected and have built-in filters to protect against radio interference and spike voltages. The model 500P features a fully potted, Lexan®, multi-purpose mounting base which is vibration and water resistant, and a field replaceable plug-in strobe lamp.Meets FAA Advisory Circular No: AC 150/5210-5D light intensity specifications for Airport Operations Vehicles, Airport Security Vehicles, Airfield Service Vehicles, Aircraft Support Vehicles, and TLTV Aircraft Tow Vehicles.