GoPro Battery BacPac - Battery charger + external battery pack - Li-Ion - 1100 mAh - for HD Helmet HERO; HD HERO; HD Hero Naked; HD HERO2; HD Naked Hero; HD Surf HERO

The Battery BacPac works as both a charger for your spare HD HERO and HD HERO2 batteries and plugs into the back of both camera models to nearly double record times. Perfect for long duration time-lapse photo sessions, endurance motorsports racing or any application where you need up to 2x the battery life.

Key Features and Benefits: Attaches to the back of the 1080p HD HERO camera, allowing for up to 2x extended record times Plugs into any USB charging source to charge your spare HD HERO batteries Built in LED lights indicate battery power status