Yeah, it is a case that can give your Galaxy S 4 an extended battery life. Sure, you could just get one of those mobile batteries if you want to do that, but why not just give your GS 4 some protection as well? This precisely what the Halo Galaxy S 4 Power Case is designed to do. It might not be a unique product, but what I like is how it literally doubles your battery … [Read more...] about Halo Galaxy S 4 Power Case from Lenmar