The battery seems good and the reviews seem pretty positive. I was gonna get the 10k zerolemon battery but am thinking about getting this instead, will post a review if I get it... It's priced at $35 with free shipping. And if you want NFC, that is an extra $3.
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?