Fog Beam- Provides a low extremely wide angle light pattern that increases visibility below your headlights into the distance. Fog beam adds additional light to directly in front of your vehicle with side illumination for road edges. Fog beam performs well in Fog Snow Rain or low visibility conditions.Slim Black Polymax HousingSpread Beam Pattern The Apollo Pros were created for the most demanding off road terrains. Featuring an IP65 rated Polymax housing and built in stone guards these lights are engineered to deliver high performance and reliability for 1997-2004 Jeep Wrangler TJs.2 x 10W KC FLEX(TM) Single LEDsCombining KC precision injected reflector optics and efficient LEDs to deliver 250 lx at 10m of race performance light output and optical clarity. Designed to link and stack vertically or horizontally to create custom array shapes and sizes.