1,Stainless steel 316 2,With semileds led chips 3,IP68 4,3W, 6W, 9W, ... environment temperature and voltage is normal, the lamp also work normal.6), Professional waterproof design and prevent seawater wires.7), ... Color Available: W,G,Y,R,B. All lights with 2 meter cable.2), Paking details: 48pcs/carton for ... .4), We accept OEM order. Other Marine Lights: The Newest Design 6X3W Undersea boat led lamp