... PLC Size: : 2.5" , 3", 3.5", 4" Simple Vertical downlight with carved (CE,ROHS approved)Optional Size : Dia.2.5", 3 ... into shape, solid and durable structure, Its surface is processed with static coating or introduces hard galvanization technique which is environmentally ... and special technical process, which makes it strongly oxidation resistant with high reflectivity.2. The light frame is made of ...