Feit Electric 15 W (32 W equivalent) cool white direct replacement or ballast bypass (Type AB) non-dimmable U-bend LED lamp replaces FB32T8/U fluorescent tubes. Replace T8 U-bend fluorescent tubes with plug-and-play direct replacement using the existing electronic ballast or T8 and T12 tubes by direct wire installation bypassing the ballast. This 2100 Lumens U-shaped LED light emits the same light output level as traditional bulbs, using 53.1% less energy. Create welcoming residential and commercial spaces with bright 4000 K cool white light. It is a bright, reliable choice for many residential or commercial lighting including garages, warehouses, offices, closets, laundry rooms, workshops, basements, convenience stores, retailers, classrooms, parking lots and more. Experience great high-color rendering, for more vibrant, true-to-life colors. T848/840/AB/U6/LED lights offer flicker-free instant ON illumination with no warm-up time. They are mercury-free and shatter-resistant, for easy disposal. Lower heat emission extends the life of the tube and prevents lamp ends from blackening. The estimated energy cost is only dollar 1.81 per year. Switch to Type AB LED linear lights for your space and get up to 50,000 hr of great light. That is 45.7 years with 3 hr of daily use.