Flat Electric Connector, Product Type Flat Electric Connector, Connection Type 4-Way, Contact Material Tin Plated Steel, For Use With Boat Trailers, Jet-Skis, Small Camper Trailers, Snowmobiles, Utility Trailers, Insulation Material PVC, Wire Gauge 16 ga, Wire Length 12 in, Features Ergonomic Grip, LED Test Verifies Wiring Continuity, Printed Wire Functions for Easy Reference, Includes Dust Cover, Grease, Standards SAE J-1239 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)