CRC Battery Protector is designed to protect battery terminals from corrosion, the leading cause of battery failure, and to maintain the batteries peak performance level. CRC Battery Protector provides a dry, lead free protective coating that keeps moisture, salts and road grime from corroding metal contacts. Maximises performance, provides long lasting protection and extends battery life.ApplicationsRecommended for use on battery posts, terminals (used in vehicles, boats & machinery), uninterrupted power supplies, computer systems & mainframes, security & emergency backup systems