Redmi 3s has 4000mah batery power which is plus point of this phone and fast changing also.
Display is 5 inch so enough for photography, gaming , watching movie etc. And this phone get best hd experience. This phone is very stylish and slim and comfertable to handling. Sound quality is very good. It has 13 megapixel rear camra and 5 megapixel front camra which is provide best photography and selfi experience.picture clarity is very sharp of both camera and also have panoroma mode which ia covered maximum area which you want.this phone has 32 gb internal memory which is enough space for storage. This phone has dual sim and 4g also.
So that this phone is best phone under 7000 rupees.