Kensun HID Xenon Conversion Kit with "Slim" Digital Ballasts - H1 - 8000k - 2 Year Warranty Simple installation - in 20 minutes or less (no wire-cutting or special skills required) 100% Water-proof, 100% Dust-proof, 100% Shock-proof Included in kit: 2 slim digital ballasts, 2 bulbs, Installation instructions, Smart aluminum carry-case Standard kits have a 2-year warranty Produces 2 to 3 times as much light as a halogen bulb