Bright Green Underwater Fishing Lights, Double Lamp Kit with 50' Cords Saltwater or Fresh For saltwater this is better than any LED dock light system. This HID bulb will prevent barnacles from growing on the glass. No LED system can provide this feature. Double Bright Green High Intensity Discharged Green Underwater Light Kit with 50' cords Arrives Complete With Everything Needed To Enjoy The Same Evening. Installs In Minutes, Plug it In & Enjoy. Completely Automatic & Maintenance Free Self Cleaning Bulb Design, Built In Photocell Turns The Light On/Off Nightly. Safety UL approved GFCI Plug included. 60 Day Risk Free Money Back Guarantee.