The original Garmin VIRB XE / X Battery Pack for your Garmin VIRB XE and X. So you can go on a longer adventure, or buy this pack as a replacement battery for your Garmin VIRB X or VIRB XE. Working with two batteries offers some advantages: by rotating your batteries you use the capacity better, which enlarges the life span. In addition, when you have your moment supreme you will never be out of power. The original Garmin battery is the most reliable choice.