Boat LED Drain Plug Light 3*3W IP68 The light is completely waterproof (IP68), vibration resistant, and will not overheat when out of the water. This is a 1/2" NPT 9W LED light that is sealed with marine epoxy The light comes with 30" of wire for easy install Rated for 12v power Will work with 3/4" or 1" NPT drain plug. An additional bushing will need to be purchased from a hardware store