... 3500 hours average lifetime.Less energy consumption Compatible with: H series: H1,H3, H3C,H4-1,H4-2,H7,H7C,H7R ... ,9004-2,9005,9006,9007-2D Series: D1S,D2S,D2C,D2RMoving Series:H4-3,H13-3,9004-3Double Lamp Series:H4-4 9004, 9007-4 ... products qulity are guaranteed.latest items are up-to-date from time to time Hella Type AC Digital HID Ballast for Auto Xenon Lighting