Get powerful illumination for low energy costs with our Simply Conserve 4 ft. Linear T8 LED Tube Light Bulb. This energy-saving LED bulb is ideal for enclosed indoor fixtures. You get a 14-watt LED light bulb with the equivalent output of a 32-watt traditional fluorescent light bulb. That's significant energy cost savings for reliable lighting that lasts for 50,000 hours of continuous use. You get the same 2200-lumen output of a comparable fluorescent tube but free of the yellowing and bending that comes with older T8 bulbs.Type A technology makes this the ideal solution for converting all of your existing fixtures to LED. The 4-foot LED bulb can plug and play into an existing compatible ballast for your convenience. You get a strong, quick and safe installation without needing to rewire the ballast or fixture. It's compatible with most electronic instant-start and programmed-start T8 ballasts so you get an easy setup for durable illumination that lasts for years.Our energy-efficient 5000K LED light bulb comes in a full glass housing that allows the unit to run cool with minimal heat output. It's mercury-free for peace of mind, springs to life in less than a second and it's flicker-free so you will always have steady reliable lighting. Our LED replacement for fluorescent tubes is well-suited to offices, conference rooms, hotels, academic complexes and commercial and medical facilities. It's RoHS compliant and cULus listed and it comes with a limited 5-year warranty.