Eiko LED14T8F/36/840-G5DR LED Light Tube, 36" T8 G13, 11W/14W - 4000K - 1450 Lm. Instantly replaces all 3ft. F25T8 (28W) lamps Operates on most electronic T8 ballasts (instant & programmed) Multiple outputs up to 2800 lumens No socket changes, uses shunted or non-shunted sockets No rewiring or modifications of any kind required M