Review on Revive Your Devices with Corrosion Gone Battery Spring and Contact Cleaner! by Zack Higgins

If you have a little electrocorrosion. Sometimes when you don't use some AAA, AA or small batteries for a long time. you take her Open the battery compartment and you will see a hard white foam. Sometimes batteries get stuck!? Take a cotton swab, dip it (the corrosion is gone) and wipe the areas on both ends of the battery. Wait a minute or so. Pump up the batteries. When I plug in my small 4-pin tow bar, sometimes the headlights don't flash, no brake lights?! A little (corrosion gone) problem solved!