Ge, led8et8/gu840/1pk, 2', 8w, cool white light color, frosted bulb color, t8 shape, linear led tube, equivalent to a 20w t8 linear fluorescent, bi-pin base, 800 lumens, 4,000 kelvin color temperature, cri=80, 32 years year, 36,000 hours rated life, mol=24", universal, fits any type of electronic or magnetic ballast, dimmable if used with dimming ballast/driver. For use with approved electronic ballasts.