This Access Lighting semi flush mount ceiling light is for use with two 18-watt compact fluorescent bulbs.Bulb Base: G24q-2 Bulb Type: Fluorescent Category Group: Flush Mounts Category Sub Group: Other Flush Mounts Certification: CETL Collection: Carbon Energy Star: No Finish: Brushed Steel Glass: Opal Height: 2.50 Kelvin: 2700k Length: 16.00 Location: Damp Lumens Per Watt: 69.45 Material: Metal Number of Lights: 2 Shade Material: Glass Socket1 Max Wattage: 18 Socket1 Number Of Bulbs: 2 Style: Contemporary Total Nom Lumens: 2500Lm Voltage: 120 Wattage: 18 Width: 16.00