[ 15A TO 50A POWER ADAPTER] Super durable molded power adapter cord fit 50Amp RV/ Marine Inlet. [ STABLE CONVERSION ] NEMA 5-15P 15 Amp household straight blade male plug and NEMA SS2-50R 50 Amp female connector with locking ring. Simply convert the power at the marina to fit your boat. [ GREAT CONDUCTIVITY ] The RV adapter cord is built with 100% COPPER wire conductor, making it good conductivity and high-temperature resistance that prevents it from short circuit and overheating. [ WIDE APPLICATION ] The adapter is built with waterproof and copper wiring coated that bends without breaking, ensures pressure-proof in the temperature range from 14~140°F, making it fits for heavy-duty power adapter cord for Marine and Recreational Vehicle camping. [ THOUGHTFUL DESIGN ] The color yellow and the LED Power light indicator makes it easier for users to see the adapter and the signal immediately, allowing you to spot it even if it's dark. APEXSPORTS 1.5FT RV 15A to 50A Pig-tail Power Adapter Cord 5-15P Male to Shore Power SS2-50 Receptacle Locking Female Dogbone. R4SJAK-009S-FBA