DULUX T/E 42W/21 GX24Q 10X1

The compact fluorescent lightbulb, more popularly known through its acronym, the CFL, has been lauded for its energy efficiency, making it a great alternative to traditional incandescent lighting fixtures.This light could be considered a low energy bulb. They are generally are found in factories, offices, garages, ect. They have a long life span and are very popular. In order for fluorescent lights to work, they need a part known as a ballast.