Take your GoPro farther than ever before with the GoPro Battery BacPac. Perfect for your long–duration time–lapse photos and endurance racing, the GoPro Battery BacPac extends battery life, so you'll never miss that crucial moment because of a dead battery.
Extend your GoPro camera–s battery life for longer shoots where you might need the extra power. The Battery BacPac seamlessly attaches to the back of your GoPro HERO 3/HERO 3+ action camera. An LCD window provides the battery level, charge status, or recording status informing you of exactly how much time you have remaining. Simply charge Battery Bacpack using the GoPro Auto or Wall Charger, other USB charger or a computer