LEDVAS 10Pack 28W 4ft T8 T10 Double Rows LED chips LED Tube Lamps 50w Fluorescent Replacement 48" 1200mm SMD Energy Saving Light Fixture Daylight 288pcs Cree Led Chips 2800LM High brigtness Low heat and long lifespan, No flashing Transparent Cover ATTENTION: When you Install the Tubes , please Take off the Ballast from the frame !!!!!