Ballast, Fluorescent, Electromagnetic, Input Voltage: 120 VAC, Input Amps: 0.76 Amp, Ballast Factor: 0.6, Minimum Starting Temperature: 50 Degree F, Number of Lamps: 2, Lamp Wattage: 32/40, Lamp Type: Circling, Rapid Start, Total Harmonic Distortion: <20