1,Stainless steel 316 2,With semileds led chips 3,IP68 4,3W, 6W, 9W, 18W, 27W, 36W ... shell has excellent corrosion-proof, makes the light to use in sea water freely. 3), High luminous efficiency, life-span ... Color Available: W,G,Y,R,B. All lights with 2 meter cable.2), Paking details: 48pcs/carton for ... payment.4), We accept OEM order. Other Marine Lights: The Newest Design 6X3W Undersea boat led lamp