Effective contact cleaner from the renowned manufacturer Caig Laboratories. Thanks to its unique formula, the spray removes oxides, corrosion, oils, grease, wear products and other contaminants from electrical contacts and surfaces. It can be used to clean audio and video connectors, circuit boards, potentiometers, relays, switches and other devices where poor contact is observed. Safe for plastic, rubber, insulating materials and solvent sensitive surfaces. Leaves no residue and does not conduct current. Evaporates quickly and facilitates maintenance and repair of equipment.