... Sample Specification:Aluminum LED Underwater Light Housing/Shell/Covers for (LED Downlight/ Street Light/ Ceiling Light/ Tunnel ... Light/ Bus Light/ Display Light/Lamp/Bulbs) 1) Material--Aluminum Alloy:1060, 1070,2011, 2014, 2017, 2024, 3003 ... Mechanical Surface Treatment: Grinding, Anodizing, Painting, Power coating, Screen printing, Tampon printing, Sandblasting, Polishing, Tumbling (barrel polishing ...