MEGA LED LIGHT MASTHEAD-comes mounted to a stainless bracket for easy installation to a masthead, interior wall or bulkhead. Draws just 0.074 with built in light sensor for automatic switching. Use as a masthead light to mark your boat on a mooring or at anchor, nightime security light or a marker light to light stairways and entryways. Comes with 12" (30cm) lead wire. On-off switch and fuse holder for hard wire installation not included. * Automatic switching- on at dusk/ off at dawn. * Current draw is just 0.074 amps; up to 2 nautical mile visibility (3.7km) * Includes mounting hole for use with Windex 15 mounting base(shown, but not included). * Stainless steel bracket with (6) # 10 holes and two key way slots provides multiple installation problems.