6ft 29.5W RAB 360° LED Double-Sided Sign Tube - Type BHigh Performance LED Lighting for Large Sign Cabinets Simple ballast bypass installation. The double ended Type B design makes it easy to replace traditional fluorescent tubesjust bypass the ballast for faster setup and fewer maintenance issues. Powerful, even illumination. The 6ft LED sign tube produces 3,900 lumens of bright, 6500K daylight light with 360 output, ensuring smooth and uniform coverage across large signage with no hot spots. Durable