Question: what is the difference between light bulb bases?
Answer: The “E” in the light bulb size refers to Edison, the inventor of the screw base light bulb, and screw base light bulbs are sometimes called “Edison light bulbs.” Candelabra bases are mostly used in smaller, decorative incandescent, CFL, and CCFL light bulbs. ... The medium E26 base is the most common light bulb base.