Parkworld 691975 RV Pigtail Shore Power 30A Male L5-30P to 5-15R Female 15A Dogbone Adapter Power Cord Twist Lock L5-30P Male to 5-15R Female

NEMA L5-30P to 5-15R 125 Volt 3750 Watt.  For use when your American standard household regular extension cord or equipment with 5-15P plug need to plug into 30 AMP L5-30 outlet. 100% copper wire conductor inside Heavy-duty power adapter cord for RV or Marine. Shore power cord for RV 3-prong locking L5-30R male plug with locking ring. American Standard (Household regular 15 AMP NEMA 5-15) 3-prong female connector. Used 10 AWG copper inner wire, support max 30 Amp loading. Length : 1', 1.5', 6', 16.4' Color : Yellow