... 1) The LED tube use SMD3528 LED, compared with the Dip LED as most of other factory use, ... the viewing angle more vide, can reach to 120 degrees, also, with much lower heat emitting. 2) The cover of ... the Tube come with special PMMA material, the transparence can reach to 99 ... just is 85%, also the cover is specially designed with diffusing reflection result, so it is not shine ...