Feit Electric’s 18-watt (32-watt 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 lights while using 43.8% less energy. These versatile 4000K Cool White lights provide clean, mid-range light for both living and workspaces. Use them for multi-purpose lighting or task lighting wherever it is important to feel refreshed and ready to get things done. An ideal choice for most fluorescent linear tube replacement applications, use them in offices, garages, workspaces, warehouses, and more. T848/840/LEDG2/10/RP 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.