Feit Electric's 20-Watt (40-Watt Equivalent) Direct Replacement (Type A) Non-Dimmable Linear LED Tubes replace F40T12 or T12 fluorescent and LED tubes. They work with most existing ballasts for quick and easy installation， with no rewiring necessary. Each 1800-Lumen Linear LED light emits the same light output level as traditional fluorescent bulbs while using 50% less energy. These bright 5000K Daylight White lights provide crisp light for both residential and commercial spaces. They emit an invigorating bluish-white light perfect 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. T1248/850/LEDG2/2/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 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. Enjoy lower maintenance costs compared to traditional fluorescent linear lights. The estimated energy cost is only $2.41 per year. Switch to Type A LED linear lights for your space and get up to 35，000-hours of superior light. That's 31.9-years based on 3-hours of daily use.

4 ft. T12 tube LED light bulb with G13 base

Bulb tube type: type A direct replacement

Brightness: 1，800 Lumens

Estimated yearly energy cost: $2.41 (based on 3 hours/day， 11/kwh. costs depend on rates and use)

Average life: up to 31.9 years (based on 3 hours/day)

Light appearance: 5000K (daylight)

Energy used: 20-Watt

Input line voltage: 120-Volt

Lumens per watt: 90

Uses 50% less energy compared to a standard fluorescent lamp

Safety list: UL Listed

Works with most magnetic or electronic ballasts， no rewiring is required

Shatter-resistant and mercury-free， no special disposal is required

Flicker-free， instant on illumination at full brightness

Ideal for various applications including office， garage， warehouse and basement

Usage: troffer， commercial and residential indoor use

Non-dimmable

Included 2 bulbs