Cleans and removes encrusted corrosion, dirt, grease and grime from battery terminals and cables. Built in color indicator shows that all acids have been neutralized, color change detects and battery leaks. Regular use keeps battery clean, provides proper current flow, eliminates power leaks, prevents damage to cables and terminals from excess acid and assures maximum battery performance. USDA (P-1). 20 oz. can; 18 oz. net.