Here is a kit for cleaning car battery terminals. The kit includes everything you need to prevent corrosion on the terminals. It includes a special anti-corrosion spray that creates a reliable protection against acid vapors that cause corrosion. Special grease-impregnated washers that are installed on the battery pole terminals. They permanently protect the terminals from corrosion, extending the life of the battery. The washers have a universal design and are suitable for batteries with top and side terminals. This set avoids corrosion damage to the contacts, improving battery performance and extending battery life.