Fresnel Wall / Ceiling Flush Light designed by Oluce, features a Transparent diffuser with a Black finish. Available in incandescent, compact fluorescent, and LED lamping options. Incandescent: One 40 watt, 120 volt A19 medium base incandescent bulb is required, but not included. CFL: One 40 watt, 120 volt CF Candelabra base compact fluorescent bulb is required, but not included. LED: One 4 watt 330 lumens, 120 volt 3000K 80CRI LED module is included. CE listed for damp / wet locations. 3.9 inch width x 4.7 inch height x 3.9 inch depth.