Product Details: Heavy duty warning lights signal your presence to other drivers. Whether you need to pull over to the side of the road, drive slower than usual, get through bad weather, or light up a work area, these heavy duty truck parts will keep you and other drivers safe.FleetPride offers a large inventory of semi truck and trailer warning lights. We carry strobe lights, strobe light bars, LED light bars, trailer light bars, LED beacon lights, LED flasher relays, LED directional lights, LED pedestal lights, and strobe light heads. Browse our diverse assortment to find what you need.Federal Signal is driving modern technology into safety lighting systems for heavy duty trucks and trailers. The expertise behind their products reduces repair time, keeping you on the road longer. As a result, customers can expect high-performing, long-lasting solutions.Federal Signal is committed to great customer service, safety, and security. The company provides innovative and unique products with customers in mind. Federal Signal researches and designs solutions to keep customers safe.Federal Signal began in 1917 and has corporate headquarters in Oak Brook, Illinois. In addition, the company has over 15 manufacturing facilities in five countries and more than 3,600 workers.