Whats in the box:Battery BacPac, Lithium-Ion Battery, Waterproof Door for HD HERO Housing, Skeleton Door for HD HERO Housing, USB Cable, Warranty: One Year
The Battery BacPac works as both a charger for your spare HD HERO batteries and plugs into the back of the 1080p HD HERO camera 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.
Battery BacPac fits Current HD HERO & HD HERO Wrist Housing when used with included backdoors. Battery BacPac will plug in any USB charger source and has abuilt in LED light to let you know the battery power status. Battery BacPac comes with a one year warranty.