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

Bulbs in the R and BR group include reflectors and bulged reflectors, respectively. While not as common as the A19, you’re still quite likely to see these bulbs in th… See more