The battery is shipped with a partial charge; however, for best performance with first-time use, it is recommended that you completely charge the battery before using it.
Complete the following steps:
1. Remove the battery and the USB charger from the package.
2. Screw the battery into the USB charger.
3. Plug the USB charger into a USB port. The light on the charger will glow red while the battery is charging. The light will glow blue once the battery is fully charged.
4. Remove the USB charger from the port once the battery is fully charged.
NOTE: Do not leave the battery in the USB charging port for more than 24 hours.