Light bulbs are identified using a code similar to the code used for the bulb, so identifying the size of a light bulb is simple. The letters in a bulb code indicate its shape and specia… See more

There are four prominent light bulb types: light-emitting diode (LED), compact fluorescent (CFL), incandescent, and halogen. For a helpful quick-select tool, check out o… See more

Bulbs within the A group are widely used when it comes to standard household lighting. They work well in various household fixtures, hall lighting, ceiling fans, and m… See more

Type B and C bulbs are longer and have a tip at the end of the bulb, resembling a candle flame. They are therefore often referred to as candle bulbs, and are typically us… See more