This Seachoice Fold-Down Masthead and All-Round White Light provides reliable illumination to ensure that your boat is highly visible on the water, and it can be conveniently folded down during daylight hours or when the boat is covered. This light provides 3-mile visibility for sailboats or powerboats under 66 feet. It mounts vertically and has a ¾-inch-diameter anodized aluminum tube, clear lenses, and it comes with two 12V DC/8 CP lamps that provide outstanding lighting. The chrome-plated zinc base is pre-drilled to accommodate a pair of #8 screws for easy installation. It comes with two plastic adapters so the light can be mounted flat or as a "V." This light is 10-1/4 inches high and the base measures 2-7/32 inches L x 5/8 inch W. 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.