Basic bulbs provide direct, unfiltered light for utility lighting and bare lamp sockets. Incandescent soft white light allows for easy visibility. Perfect for use in storage areas, attics, and anywhere unfiltered light is needed. Expect quality from the worldwide industry leader. Bulb/Tube: Bulb; Bulb/Tube Technology: Incandescent; Bulb/Tube Type: A21; Brightness: 3,405 lm.