Advance Electronic Ballast, Series: Optanium Series, Fluorescent Lamp, 59 W Lamp Wattage, 111 to 113 W Input Wattage, 120 to 277 V, 0.4 to 0.95 A, 50/60 Hz, Instant Start, 32 deg F Minimum Starting Temperature, 10 % Total Harmonic Distortion (THD), 0.98 Power Factor, 1 Lamps, 1.6 Crest Factor, 0.87 Ballast Factor, 1.46 Ballast Efficacy Factor (B.E.F), 0.1 s Ignition Time, 18 AWG Wire, Parallel Circuit, NEMA 410 Enclosure, Remote Mounting, Metal, 70 deg C, 9-1/2 in Length, 1.3 in Width, 1 in Height, Additional Information: F96T8 Lamp Type