RV dogbone adapter 15 amp male 5-15P to 30 amp female locking connector L5-30R, 12 inches, 125V, 10/3 AWG, STW. • For use when RV is equipped with 30 AMP twist lock power inlet and needs to plug into 15 AMP power source • 5-15P male plug • L5-30R female • 10AWG, 125V 15M30L