Expansion Battery LCD Screen BacPac Waterproof Housing Backdoor Cover Back Door for GoPro Hero 2, Hero 3 Black Edition Camera Compatible with Hero 2, Hero 3 Black Edition cameras waterproof housing (NOT for Hero3+ / Hero3 White) Extended version fits GoPro camera with LCD and Battery BacPacs Made of high-quality plastic, solid and durable Package includes: Backdoor x 1