Introducing the Satco|Nuvo S11554 plug-in light bulb, the perfect replacement for your 13W CFL LED. With its 2 pin GX23 base, this energy-efficient bulb delivers an impressive 500 lumens of bright, white light at a color temperature of 5000K. Designed for horizontal orientation, this versatile bulb can be installed with either a ballast bypass or electronic ballast, providing you with flexible options. Not only does the Satco S11554 offer exceptional performance, but it also boasts an impressive lifetime of 50,000 hours. Upgrade your lighting setup with this reliable and long-lasting LED bulb today.