Siemens hid kits have a Lifespan of 3000+ hours and are plug and play. You can have you lights installed in under 20 minutes. The siemens kit uses Intelligent Digital Circuits (Anti-Interference / Circuit Protection).
You can choose from Color: 4300K / 5000K / 6000K / 8000K / 10000K
12000K / 15000K / 25000K / HE Orange / HF Halogen HH Golden / HJ Green / HP Mauve / HR Pink and ZB Pure Blue.
The Bulb Sizes offered, see example):
H1 H3 H3C H4-Bi Xenon H4-H H4-L H7 H8 H9 H10(9145) H11 H13
9004(HB1) 9005(HB3) 9006(HB4) 9007(HB5) 9008 880(H27) 881 889 893 D2C D2R D2S.