Battery De-Mister with ThermOil® technology is a patented battery oil that will increase battery life up to 3 times, eliminate corrosion, greatly reduce water consumption, explosion, toxic fumes and will help to keep your battery working under any condition from-50° Fahrenheit to 400° Fahrenheit. Used by major industrial and commercial fleets for over 15 years, available only in 5 gallon pails and 55 gallon drums, Battery De-Mister is now available to the general public in a 12 oz bottle. Easy to use, saves time and money (longer battery life, reduced maintenance) and comes with a 100% GUARANTEE!