Victory Marine Berth Light, Reading Light, Elvstrom, Fork Mount, Xenon (G4), Titanium Nitride 135-842 Reading light with large bell shade. Titanium Nitride coating provides a hard, durable, corrosion resistant finish. Gives surface a golden sheen. Base Diameter: 3-3/8" Shade OD: 3-7/8" Bulb Type: Includes 12V 20W Xenon (G4) or LED Conversion Bulbs (not included)