Low Profile Emergency Battery Pack - Fluorescent, Lamp Type: Fluorescent and Compact Fluorescent, Lamp Wattage: 3.0 W, Lumen Range: 600-1325 lm, N/A, Battery Type: Nickel Cadmium (maintenance free), Compatible with electronic, standard magnetic, energy saving,dimming and end-of-lamp-life AC ballasts, Temperature Range: 0? to 50?C, Damp Location, Gray, 120/277 VAC.