Magnetic Hid Kit, Magnetic Hid Ballast, Pulse, 400 W, 120/208/240/277/480 V, 1.73 A;1.0 A;0.89 A;0.73 A;0.41 A, Non Dimmable, 1 Lamps, 4.8 In Length, 4.84 In Width, 4.3 In Height, 1 Ballast Factor, 0.90 Power Factor, 60 HZ, +230 °F Operating Temperature, 7.743 KG