Fully tested by worldwide market Low defective rate: Less than 2% Simple warranty policy: Photo Prove AC BALLAST TECHNICAL PARAMETER:Input ... , H1C, H3, H3C, H4/HB2/9003-1(Single beam), H4-2(halogen&xenon), H4-3(bixenon0, H4-4(Dual xenon), H7 ... -3, 9004-1(HB1)/9007-1(HB5), 9004/07-2, 9004/07-3, 9004-4, 9007-4, 9005(HB3), 9006(HB4), D2C, ...