... with opal diffuser Case structure *Steel sheet or aluminum alloy base ,purity powder coated ,smooth surface ,white color *PC or PMMA prismatic or opal diffuser ,high ... ,other LED module option ,easy replaceable,high compatibility *High lumen efficiency, High CRI, stable LED Driver *LED driver ... ,no flicker ,no glare ,soft light output *High reliability and stability ,maintenance free , *NO UV radiation ...