The Battery BacPac is a removable extra battery that attaches easily to the back of your GoPro to increase battery life. Thanks to 15% of battery life more than the previous model, is perfect for days of adventure, long surfing competitions or for any other activity that requires a longer battery life. It is also perfect in the activities in which it is difficult to charge the battery or replace it with a new one, such as diving or excursions during night. It can be recharged using any standard USB cable with the cigarette lighter adapter or car adapter socket Current (sold separately), or with a computer.
It attaches easily to the back of your GoPro to increase battery life
It is characterized by 15% of battery life more than the previous model
It's perfect for any use where you need a longer battery life
It is perfect in the activities in which it is difficult to charge the battery or replace it with a new
The compact design keeps your GoPro's smallest and lightest possible
The LCD screen indicates the battery level or the state of charge of it.
LED light which indicates the status of registration
Can be recharged with the most cables USB charger, car cigarette lighter adapter GoPro, the adapter socket Current GoPro (sold separately) or a computer using the USB cable included. 
Compatible for use with the Standard Case with flap BacPac included.
 For technical specifications of charging, read the "Important Product Safety Information" included in the Battery BacPac.
BacPac door Standard (Standard for Housing)
BacPac perforated flap (for Standard Housing)