... no speckle, no flickering, no humming, no buzzing, no RF interference 11. Even illumination, quiet, soft, comfortable and bright ... 14. Easy to install, low maintenance cost. Applications of led panel light:1. Hotel, shopping mall, office lighting2. Hospitals lighting3 ... offices lighting7. Commercial complexes lighting Popular 600*600mm 40W LED Panel lighting , led panel lamp, 3 years warranty