The advantages of out HID conversion kit:  1) Two pieces xenon lamps, two matched ballasts, one piece cable, warranty card,installation manual and fittings. 2) Ballasts for all kinds of autos, motors and trucks. 3) Lamps match with different types of autos, motors and trucks. 4) Color temperature: 3,000k; 4,300k; 6,000k; 8,000k; 10,000k; 12,000k; 14,000k. 5) Light colors: golden light, sunlight, sky blue, light blue, dark blue, pink, greenand purple. 6) Waterproof and vibration resistant. 7) Color package: aluminum package, white plain package or OEM package. 8) Fit for BMW, BENZ, Honda, Mazda, Lincoln, VW, and Volvo.