100 Watt, HX-HPF Circuit, High Pressure Sodium, High Intensity Discharge Ballast

100 Watt, HX-HPF Circuit, High Pressure Sodium, High Intensity Discharge Ballast 120/208/240/277 Volts, 0.9 to 2.2 Amp, 3-15/16 Inch Long x 3-5/16 Inch Wide x 2-7/8 Inch High