GoPro BacPac Battery & Waterproof& Skeleton Door Combo Kit for HD Hero 1, 2 MODEL: ABPAK 001 The Battery BacPac works as both a charger for your spare HD HERO & 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. Battery BacPac Features 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. PLEASE FEEL FREE TO SEND US THE BEST OFFER! The item "GoPro HD HERO HD & 2 Battery BacPac Extended Back Pack Battery Life YHD517B GO" is in sale since Sunday, October 23, 2016.This item is in the category "Cameras & Photo\Camera & Photo Accessories\Batteries". The seller is "generalsupplies2013" and is located in Overland Park, Kansas. This item can be shipped to United States, Canada.