Connect between an inlet and a power cord to resolve power incompatibility issues. Extra wide grip handles, LED indicator lights and outdoor use hard-service cable for quality and durability. Molded ends for watertight connection between cord and electrical contacts. Included locking ring creates a watertight seal between the adapter and the inlet. Power indicator light shows power is flowing through adapter | Marinco 15 Amp Male to 50 Amp Female Pigtail Adapter, 3-Pronged