The BacPac includes an additional battery that fits into your current HD HERO camera via a removable back door.
It can also be used to re-charge a spare battery by plugging the BacPac into your computer, wall, or car charger.
GoPro's battery BacPac is ideal for extended shred sessions or for going after longer lines in the backcountry.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.6 inch
Height : 2.8 inch
Length : 6.7 inch

Item Weight: 7.04 ounce (View shipping rates and policies)
Shipping Weight: 11.2 ounce (View shipping rates and policies)

ASIN : B004M1880W