Fully tested by worldwide market Low defective rate: Less than 2% Simple warranty policy: Photo Prove AC BALLAST TECHNICAL PARAMETER:Input Voltage7V~20VWorking Voltage12VOutput Power50WStarting Current6.8AWorking Current4.5AWorking Temperature-40oC~+105oCBULB MODELS:H1, H1C, H3, H3C, H4/HB2/9003-1(Single beam), H4-2(halogen&xenon), H4-3(bixenon0, H4-4(Dual xenon), H7, H7C, H7R, H7 Metal, H8/H9/ ...