2 X 9004/9007 Bi-xenon HID Xenon Replace Bulbs with Control Cable 8000k New Design 100% waterproof and 100% dustproof. Resistance to heat and aging, as well as vibration tested. The bulb will move forward and backward for High and low beams Light lasts up to 3 times longer than conventional halogen technology 2 Blue socket connect original wiring from Your Vehicle and No error "out of bulb" in Dashboard Ballast is not included