1-Mile Deck Mount, Bi-Color Red/Green Combo Sidelight - 12V - Stainless Steel Housing. Part #: 66318-7. Constructed of corrosion-resistant 304 stainless steel, these lights provide one-mile visibility for power boats up to 39.4 ft. (12 meters). Lights include rubber gasket lens seals for enhanced internal corrosion-resistance. Includes one 7.5 watt lamp. For connection to 12 VDC power supply. Installs with three #6 mounting fasteners (not included). Provides 1-mile, 225 degree light visibility.. Features:. 1-Mile. Bi-Color Red/Green Combination. 225 Degree. Stainless Steel Housing. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.