... excellent corrosion-proof, makes the light to use in sea water freely. 3), High luminous efficiency, life-span reachs 50,000 ... is normal, the lamp also work normal.6), Professional waterproof design and prevent seawater wires.7), Waterproof(IP68), Shake-proof, Energy ... payment.4), We accept OEM order. Other Marine Lights: The Newest Design 6X3W Undersea boat led lamp