T8 LED Tube - A 4ft. (48") Fluorescent Tube Replacement ! Equivalent to F32T8 - 32 Watt and 2,600 Lumen Fluorescent. Consume only 18 Watt, Cold Weather Instant Start, No Ballast, No UV & IR, White. Suitable Replacement for T12 4ft. (48") Fluorescent Tube too, by Light2 Labs Reduce your energy bill by 44% - IMMEDIATELY! SAVE an additional 50% with REBATES from local power companies GO GREEN and reduce your CARBON FOOTPRINT Guaranteed with a factory 5 year warranty Shatterproof, eco friendly, simple installation using existing fixtures