Hey guys, I am here to say you about mi note 4 it is good in battery backup, it is good in camera, it is good for office work as its battery is 4100 mah its battery is awesome. It works very smoothly. I have been using this device for last 3 and half months. But till now I have never face a problem. It operating system is also very nice. Now lets talk about the camera of this phone, actually we should not call this phone it is the mi note 4. It has 13 mega pixels rear camera and 5 mega pixels front camera. Its front camera is not good inuff but rear camera is awesome. It india’s best selling the phone.