Well-done is the biggest and leading HID manufacturer in China. We specialize in producing top-quality HID Kits 12V & 24V, HID bulbs and ballasts. Our factory is ISO9001, ISO14000 certified, and our components (HID Bulb + Ballast) are E-11 approved & CE Certificate Here is a simple introduction of our sough-after products in these years: Model Available: D2S, D2R, D2C, H1 H3, H7, H8, H9, H10, H11, H13, 9004, 9005, 9006, 9007, 880/881, H4 motor, H7 motor, H4-7 motorcycle, H4 single, H4 Moving, H4 Hi/Lo, H4 Bixenon, 9004 Bixenon, 9007 Bixenon, H13 Bixenon, HID ballasts, D2S and D2R Ballasts, Slim Ballasts (All digital intelligent ballast 12V & 24V; 35W & 45W) Guarantee: 1 year Color temperature: 3150K~12,000K Special color temperatures: violet, green, pink, deep blue etc. High Brightness: e.g.: 4,300K can emit 3,600lm Lifetime: >3000hrs Maintain 80% lumen flux after 2200 hrs burning