High Tide Marine Cords Shore Power Cable Sets 50A (125V/250V) LED Power indicator light Watertight Molded Plug & Connector ends UV Stabilized Materials Corrosion Resistant Heavy Duty 6-4 STW Wire 50 in Length High Visibility and Non-Marring Yellow PVC Jacket 125/250V 50 amp service ONLY NOTE: This device will not work with 50A 125V power poles, only 125/250V