4 U.S. fluid oz. / 118 ml. Forms a protective dielectric coating on electical connections to seal out moisture and prevent corrosion. Adheres to all metal, plastic, vinyl, rubber and composite surfaces. Stops terminal screws from loosening due to vibration. Safe and easy to use. Fast drying. Hundreds of uses on Boats, RVs, Cars, Trucks, Pools, Electrical, Pumps, Timers, Etc.