The Seachoice LED Baitwell Courtesy Light is totally waterproof and ideal for mounting under water. This light fixture features a bright, warm 3-element LED bulb. A neoprene sealing gasket is included. The dimensions of this light are 3/8 inch high and 1-3/4 inch in diameter and fits a 1 inch hole. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.