1100maH Battery & Battery BacPac And External Charing
Double the recording timewith the Battery BacPac clicked into the back of your HD Hero. Insert the included , spare lithium battery into the Battery BacPac and then click it onto the back of your camera.
You can also use it to recharge a spare HD Hero battery without the camera. Simply cponnet it directly to your computer, wall or car charger. Patent Pending.