Centium, Electronic, CFL Ballast, Ballast Start Type Instant, Input Voltage 120 to 277V AC, Number of Bulbs Supported 3, Max. Bulb Watts 40 W, Compact Fluorescent Ballast Bulb Type, 4-Pin (2g11), (PL-L) Bulb Base Type, Dimming No, Dimming Type No...