Slim 35W Bi-Xenon HID Kit Hi-Lo Dual Beam Lights Conversion H4 6000K Brand new 35W bi-xenon HID conversion kit. Your complete kit includes: 2 OEM quality bi-xenon HID bulbs, 2 digital slim HID ballasts (less than 1 inch thick), 1 high-low controller, all required wiring, all required mounting parts, and installation instructions. Being in the automotive lighting industry for 20+ years we've been able to manufacture HID lighting that surpasses the quality of all of our competitors, therefore we are able to offer you a 3 year warranty on the ballasts directly through us. Converts standard halogen bulb applications to true HID lighting. Superior lumen output compared to most kits on the market. Shock proof, heat proof, dust proof, and water proof.