Advance, Magnetic, HID Ballast Kit, Ballast Start Type Pulse, ANSI Code S55, High Pressure Sodium Ballast Bulb Type, Number of Bulbs Supported 1, Max. Bulb Watts 150 W, Input Voltage 480V AC, Input Watts 188 W, -40 Degrees F Min. Starting Temp., Ballast Factor 1, Frequency 60 Hz. This item has been restricted from sale in the following state (s): []