There's a thread for this topic already. Best to keep questions and discussions in one thread.

http://forum.xda-developers.com/show....php?t=2751177
Sent from my new HTC One M8, N7, Moto X, GTab3 or S2.

Need help with poor battery life on the N5...or any device really? Lots of info in first 4 posts! >>>>
[Battery Life Help] Troubleshoot Battery Issues Here....and Tips