NOCO E404 12.25 Oz Battery Terminal Cleaner Spray and Corrosion Cleaner with Acid Detector (Pack of 2) White E404S

The E404 Battery Terminal Cleaner Spray and Corrosion Cleaner with Acid Detector features a specialized foaming agent that turns pink upon contact with battery corrosion. It instantly neutralizes dissolves and removes all battery corrosion types from battery terminals battery cables and more. It's formulated to improve electrical connections and current flow for increased cranking ability of your vehicle. Comes packaged in a 12.25-ounce aerosol can.