- Contact cleaning spray, removes corrosion and dirt, removes oxide and sulphide layers ,- Very high volume ,- Eliminates excessively high transitional resistances without attacking the most commonly used construction materials,- The fine spray jet means even hard-to-reach places can be accessed - Content: 400 ml ,- Recommended Use: Cleaning of the Battery Contacts ,- Suitable for: Batteries and Devices/Computer/Fax/Printer ,- Component: Contact Cleaner 2 years legal warranty only