PETRELPLUS BCG-30 Battery Clamp Grease is a special calcium soap grease developed for the maintenance, protection and care of battery terminals, battery clamps and electrical connections. The grease provides excellent corrosion protection, helps prevent leakage currents and assists in maintaining low electrical contact resistance during service. It is also highly compatible with plastics commonly used around vehicle electrical and battery systems. The reference product is described as providing reliable starting performance, longer battery service life, corrosion protection and reduced electrical losses at treated contacts.