... /W) ,high CRI(Ra>70),good quality heat dissipation,low light degradation. [b]Aluminium alloy die cast sheel, good strength,high quality heat dissipation.anti ... voltage constant current output,can start up at once,no flicker,lightning protection,PFC function available.[2] Shape StructureShell ... the retaining screw,take down the fitting.As Picture No.3 showed, Connect Live Wire/Null Wire/Ground Wire ...