- Incandescent Bulbs: Incandescent bulbs are the typical bulbs
- Fluorescent Lamps: The fluorescent bulbs are more complex than the incandescent bulbs
- Compact Fluorescent Lamps (CFL)
- Halogen Lamps
- Light Emitting Diode (LED)
How to Determine Light Bulb Base Type
- Look for threads on the light bulb base.
- Look for pins.
- Identify a plug-in type base by the appearance of a rectangular protrusion on the plug end of a compact florescent bulb.
- Determine if the bulb is a bayonet type base by looking for a smooth sided base, such as a screw base without threads.