Type A LED tube Work with previous Fluorescent ballast to get over 50% Energy Saving! LWL07T521W40M Great for T5 UnderCabinet Lights upgrade to LED system, Just replace the fluorescent F13T5 tube directly.
The 7W 21″ Type A, 4000K LED tube come with same dimension with F13T5 fluorescent tube, provide 950 Lumens bright light with high quality, Regular Cool Lights, with milky diffuser. Perfect for your Kitchen light envelopment. Over 50000 Lifespan, Over 50% Energy Saving, UL listed and Three Year warranty.