Thomas Edison Light Bulb for Rustic Lighting by Atlanta Vintage Bulb &ndash; Set of Four 40 Watt Filament Provides 3,000 Hours of Vintage Mood Lighting, Enhance Any Space with Decorative Lights Today! These vintage light bulbs are sold in a set of 4. The clear glass bulb emits a warm amber glow. 40 watt filament bulb / 120 volts / E26/E27 base fits American light fixtures. Atlanta Vintage Bulb sells only the HIGHEST quality edison light bulbs. This product is backed by a one year warranty.