Call For Pricing - 800- å«685-5267 Medium Intensity Dual System Obstruction Lighting - FTB 324-2LT - Flash Tech Application: The FTB 324 Â 2LT is an FAA type L864/L865 that provides a white strobe for day and a red strobe for night for structures less than 500Â Ì AGL. Features / Benefits: Individual strobe tubes for day and night - Fresnel optics - tightly controlled beam that minimizes ground scatter - LED Indicators to convey operating status - Incandescent Marker Lights - LED Status Indicators - Manual Mode Control Switch - NEMA 4X Enclosure Alarm Indicators: Power Fail - Red Beacon Fail - White Beacon Fail - Photo Cell Fail - Marker Lights Fail Medium Intensity Dual System Obstruction Lighting - FTB 324-2LT - Flash Tech Part number - Flashtech-FTB324-2LT