Product details:

Ge 48 T8/T12GE's T8 LED tubes replace 48-inch T8 1-inch diameter fluorescent bulbs using the existing fixture and electronic ballast. It's slim size fits in the same fixtures as traditional 48-inch T8 fluorescent bulbs. Why make the switch to LED GE's LED tubes are rated to last 36,000 hours. They provide long 16-year life based on six hours use per day, so you'll replace less often.