GoPro Camera BacPac Extension Cable (GoPro Official Accessory) Connect your LCD Touch BacPac or Battery BacPac to your GoPro from a distance When used with the LCD Touch BacPac, you can remotely frame shots, adjust settings and control your camera from up to 3 (0.9m) away Swap in a fresh Battery BacPac for extended battery life without un-mounting the camera. Compatible with HERO4, HERO3+, HERO3, Battery BacPac, and LCD Touch BacPac