What size bulb can be used inside the fixture? Jamie Edwards January 11, 2023 06:42 Updated The LED Bulb is an A19 bulb with a standard Medium Base. Related articles Can I change out the included bulb? Do I have to replace the whole fixture or is there a bulb that can be replaced? The light does not turn on, what do I do? The light will not come on, what do I do? Is this a hardwire fixture? Comments 0 comments Article is closed for comments.