Buyers Products 4 Inch LED Strobe Light has three LEDs. It features 19 flash patterns and includes synchronous and alternating functions. The Buyers Products safety light, strobe, 4-3/4 in., 4 led, amber/clear. It has an SAE J595 Class 1 rating for brightness and is IP67 rated for water and dust resistance. Product Common Use: Work Trucks, Trailers, Utility Vehicles, Construction Vehicles. -