LED Light Bulbs now come in come in various shapes and sizes such as PAR Lamps (PAR20, PAR38, PAR30), Reflectors (R30,R40) , A19 bulbs to name a few. They also come in various bases such as Standard Base, Candelabra Base, GU10 Base and MR16. They also The wattage range is wider also and it it now easy to find bulbs that are replacements for 20W, 40W, 60W, 75W and 100W incandescents. There are also plenty of color changes from warm white to cool white to meet your needs.
Learn more about choosing the right bulb.