Feit Electric's 18 W (32 W equivalent) direct replacement (Type A) non-dimmable linear LED tubes replace F32T8 or T8 fluorescent and LED tubes. They work with most existing electronic ballasts for quick and easy plug-and-play installation, with no rewiring necessary. Each Linear LED light produces 1800 lumens, emitting the same light output level as traditional fluorescent linear lights while using 43.8% less energy. These bright 5000K daylight white lights provide crisp light for both residential and commercial spaces. They emit an invigorating cool white light ideal for reading, working on intricate projects and revealing fine details. Create an energetic mood ideal for craft rooms, bathrooms, kitchens, laundry rooms, utility rooms, outdoor security lighting, classrooms and hospitality settings. T848/850/LED/10 lights turn on instantly, offering flicker-free full illumination with no warmup time compared to fluorescent tubes. They are mercury-free, with a shatter-resistant coating for safe and easy disposal. Each high-quality bulb offers accurate color-rendering, for more vibrant, true-to-life colors. Lower heat emission extends the life of the tube and ends do not turn black or burn with age. The estimated energy cost is only $2.17 per year. Switch to Type A LED linear lights for your space and get up to 35,000 hr of great light. That's 31.9 years based on 3 hr of daily use.