"I had a Hero 3 Silver which worked fine until it found it's way to a meeting with water without its waterproof case...and well no more GoPro. I ended up going out and buying a new Hero 3+ Black and have yet to fly with it. The exterior case is…"
"LiPos, and any other lithium based batteries, are carry-on only. If they are found in a checked bag, depending on how "nice" the person that found them is you will either have your batteries trashed, or your whole bag trashed. "