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GoPro Battery BacPac
The GoPro Battery BacPac nearly doubles the battery life and video record time of your GoPro HD or HD2 Hero camera. Attaches to the back of your existing GoPro battery for extended record time or use it as a charger for your spare batteries.
Rechargeable Li-Ion Battery
1- Non-waterproof housing (full audio) and 1 waterproof housing up to 180ft (minimal audio)