Magnetic HID Kit, Magnetic HID Ballast, Pulse, 250 W, 120/208/240/277/480 V, 1.82 A;1.1 A;0.92 A;0.83 A;0.45 A, Non Dimmable, 1 Lamps, 4.8 in Length, 3.65 in Width, 4.3 in Height, 1 Ballast Factor, 0.90 Power Factor, 60 Hz, -40 °F (Starting Temperature) Operating Temperature, +105 °C (Ignitor) Operating Temperature, 5.612 kg