1,Stainless steel 316 2,With semileds led chips 3,IP68 4,3W, 6W, 9W, 18W, ... current driver Features: 1), Super-clase high power LED which is encapsulated by high efficiency and latest ... LED without damage, and when environment temperature and voltage is normal, the lamp also work normal.6), Professional waterproof design ... OEM order. Other Marine Lights: The Newest Design 6X3W Undersea boat led lamp