This battery cleaner has a yellow foam that immediately detects acid leaks and turns pink on acid contact. Its net weight is 312 grams and it has an 8.5 pH. It neutralizes acid and cleans terminals, connectors, cases, and hold-downs. The foam penetrates and removes corrosion to allow for maximum current flow. Its boiling point is 100C, its freezing point is 0C, and its specific gravity is 1.04.