HID Ballast 1.Defective rate<1% 2. Different bulbs type compatible 3.15 months warranty 4.CE ... /FCC /ISO9001 approved Hella Type AC Digital HID Ballast for Auto ... H8,H9,H10,H11,H13,H13-29 Series:9004,9004-2,9005,9006,9007-2D Series: D1S,D2S,D2C,D2RMoving ... to-date from time to time Hella Type AC Digital HID Ballast for Auto Xenon Lighting