Off road race tested, the C-Series was designed to handle the harshest environments. Featuring a IP67 rated housing and GORE(R) Membranes, the C-Series is resistant to moisture and dust. The 30 in C-Series uses an advanced dual row CREE LED design delivering 16,200 Lumens of output with maximum power efficiency. Featuring an extruded aluminum housing, aluminum core PCBs with thermal management and lexan lenses. What you get is a perfect balance of affordable performance with maximum efficiency, stability and reliability. When it comes to total road coverage the C-Series LED light bar features a combo beam with perfectly angled 12 degree Spot 30 degree Spread reflectors, for maximum forward distance and increased peripheral illumination along road edges. 5 in Apollo Pro Halogen lights deliver 981 lx at 10m of light output with a beam distance of 626 meters. The Apollo Pro's optical glass lens, computer designed polished optical reflectors and powerful 55W Halogen bulbs combine to produce super bright light output. Not only is there more range and power, but also improved clarity.