Innovited 55w Ac HID Conversion Kit Digital Slim Ballast 9006 (HB4) 5000K Power Wattage/Voltage 55w/12V Average/Max Current 4.2A/8.2A Operating Temperature -40 to 105 Service Life 5,500 Hours or 229 Days Included: 2X 55W AC Ballast , 2X 55W HID Bulb ,All Comes With Warranty.