Package Include: 20 x 1 Pin male connectors, 20 x 1 Pin female connectors, 20 x male terminals, 20 x female terminals, 40 x silicone rubber cable seals, 1x user manual, 2 years warranty by Nilight. Application: Widely used for Motorcycles, Scooters, Cars, Trucks, Quad bikes, Trikes, Caravans, Marine Boats RVs etc. Great for connecting LED light bar, LED strips, LED wall-washers, LED underground light, LED belt light, curtain light, twinkle light and so on. Waterproof Connector: The connectors are applied with the rubber seal to make it better dustproof and waterproof. The buckle design ensures that the contact is accurately and completely inserted into the shell and prevents it from slipping out of the connector plug, can also be easily removed when needed. Superior Material: Nilight 1 pin connector is made of PA66 nylon and nickel plated copper., which has high chemical stability, electrical conductivity, waterproof, dustproof and safety. Electrical Wire Connectors: Nilight 1 Pin male and female connectors with high-precision copper plating process to improve conductivity, easy to install under soldering and crimping, reliable safe connection, no loose, and lightweight. They are perfect automotive replacement ignition plug connectors.