Upgrade your vehicle's lighting to Grand General's quality LED lights. Grand General is a leading manufacturer and distributor of high quality truck accessories featuring an extensive selection of DOT approved lighting products, chrome accessories and more. LED's are brighter and have lower ampere draw making it possible to add more lighting without upgrading your charging system. The 4 inch round light is a commonly used size in light, medium and heavy-duty trucks, towing & boat trailers, RVs, buses, ATVs, utility vehicles and more. This thin low profile dual function 4" LED light has 18 bright LED's delivering visibility and safety. It does not need a rubber grommet. Installation is easy surface flange mount and requires a 3-pin light plug. The unique twist, lock & go chrome plastic bezel gives your vehicle and trailer an upgraded and polished style. This Grand General LED light meets or exceeds DOT and/or SAE standards and is an excellent quality choice.