Feit Electric T848/850/B/LED/2/5 4FT T8 LED Tube Light, Type B Ballast Bypass, Ballast Removal Required, 18W=32W, 5000K Daylight, Double-End Powered, F32T8 Fluorescent Tube Replacement, UL, Pack of 10

F32T8 FLUORESCENT TUBE REPLACEMENT – standard 4 Ft LED Linear tubes are designed to replace T8 fluorescent tube; the 4′ T8 LED light works with standard 120 volts or 277 volts and requires a ballast bypass installation
BALLAST BYPASS INSTALL (DIRECT WIRE) – Direct wiring to eliminate the need of ballast; Not compatible with single-ended powered sockets
LED TUBE DAYLIGHT – This 5000K light temperature stimulates full spectrum light! It is recommended for an area for reading, craft rooms, and task lighting; This light is used where you desire a vibrant, bright light to see all the details needed