Stainless steel base. These lights are designed to be mounted only on a vertical surface. Designed for use on power driven vessels under 20 meters (65.6 ft.) in length. 12 volt. 2 mile visibility.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov