Efficient charging solution The battery charger post features a unique stud design that provides easy access to battery terminals for a seamless charging experience. Installation friendly Specifically designed to fit a 1 14 hole, this charger post is compatible with cars, trucks, boats, and ATVs, enabling multiple applications. Safety first Color coded black and red leads enhance safety during charging and help prevent accidental cross connections that could cause short circuits. Construction Made from a robust blend of nylon, iron, PVC, and brass, these posts are built to endure the demanding conditions of automotive and marine environments for lasting performance. Use scenarios Vehicle maintenance on cars or trucks: ideal for routine charging or during seasonal storage to maintain battery health. Marine use on boats: keeps marine batteries topped up during trips or while docked. Off road and outdoor equipment: suitable for ATVs and other vehicles used in rugged environments, ensuring reliable starts.