Batterie-Pol-Fett, a lubricant for electrical contacts. It protects the battery terminals and electrical contacts from corrosion and oxidation, ensures reliable engine start, lighting system operation and long-term battery service life. It protects from acid impacts. It is compatible with plastic. It prevents current leaks. The temperature range of application is from –40 C to +60 C. Application. It is specially used for battery terminals and electrical contacts and plugs in cars. Clean dirty terminals, parts, etc. and apply the grease on the terminals.