... months 4.Defective rate<0.5% 9007 HID Bi-Xenon bulb 3000K,4300K,6000k,8000k Technic Parameter1)Available Voltage ... by good condensing effect.4. Single-board structure with dual-core digital technology, refined circuit, perfectly controlled ... box, 1* manual, 1* warranty card.2.for bi-Xenon kit: 2 pairs of bulbs, 4p* ballasts, 1pc ... manual, 1* warranty card. 9007 HID Bi-Xenon bulb 3000K,4300K,6000k,8000k