... boat light waterprotection IP68 with 316 stainless steel ,Semileds led chip ,use for led yatch Specifications1.IP68 underwater marine light ... luminous efficiency, life-span reachs 50,000 hours. 4), Built-in or external constant current driver. 5), ... Stainless steel7,Available colors: Red, green, blue, yellow, white 27W led underwater boat light waterprotection IP68 with 316 stainless steel ,Semileds led ...