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 N5, N7, Moto X, GTab3 or S2.

Need help with poor battery life on the N5...or any device really? Lots of info in first 3 posts! >>>>
[Battery Life Help] Troubleshoot Battery Issues Here....and Tips