Dielectric grease isn't cleaner, and I assure you it doesn't hurt plastic.Be very careful if using electrical contact cleaner. Some brands can destroy plastic.
Alcohol and a Q tip should be adequate unless the pins are corroded.
My Inspire 1 never had its battery connectors covered and they still look new after 1 year...
You probably threw them out with the packaging.
We use essential cookies to make this site work, and optional cookies to enhance your experience.