A filament LED bulb, also known as an LED filament bulb or filament-style LED bulb, is a type of LED bulb that is designed to resemble traditional filament bulbs in appearance. Instead of using a filament wire to produce light, however, filament LED bulbs use a series of LED chips that are arranged to create a similar glow and pattern as traditional filament bulbs.

Filament LED bulbs offer a number of advantages over traditional filament bulbs, including higher energy efficiency, longer lifespan, and lower heat emissions. They also come in a variety of shapes, sizes, and color temperatures, making them suitable for a wide range of applications.

In addition to their functional benefits, filament LED bulbs have become increasingly popular in recent years as a design element in lighting fixtures. They offer a unique aesthetic that blends modern technology with a vintage look, making them a popular choice for decorative lighting in homes, restaurants, and other settings.