LED Top Mount Side Lights - Stamped 304 Stainless Steel Housing/Investment Cast 316 Stainless Steel Base Includes port and starboard lights. Constructed of corrosion-resistant stamped 304 stainless steel with an investment-cast 316 stainless steel base. Installs with four #8 RH fasteners (not included). IP67 waterproof rating. All navigation lights must be mounted properly to provide the correct visual alignment and allow unimpeded sight lines. Please refer to USCG regulations for 1 NM and 2 NM navigation lights for more information. Specifications: * Volts: 12V * Finish: Stainless * Fastener: #8 RH