... 9004-1, 9005, 9006, 9007-1, with 2 ballasts and installation clamps.HID Hi-lo Beam : H4-2, ... beam and halogen bulb for high beam, with 2 ballasts and installation clamps.HID Telescope : H4-3, 9004 ... switch between high beam and low beam, with 2 ballasts and installation clamps.HID Bi-xenon : H4-4 ... works for high and low beam, with 4 ballasts and installation clamps.HID Xenon Kits Technical Parameter: ...