Advance, Magnetic, HID Ballast Kit, Ballast Start Type Probe, ANSI Code M47, Metal Halide Ballast Bulb Type, Number of Bulbs Supported 1, Max. Bulb Watts 1,000 W, Input Voltage 120/208/240/277/480V AC, Input Watts 1,080 W, -20 Degrees F Min. Starting...