Redmi 3 s prime is a smartphone in a prise rang of 9000 . It has a great battery bachup of 4200 mah. It has front camera of 7 mp and back 15 mp. Whis is great for day to day use. The most intresting thing is that its battery backup in this prise range. So if you want to purchase phone and you have a budget of ₹ 9000 then it is a best phone. Some other feature like it has a 5 inches hd disphay which give a great look. And the main feature is finger print senser you will never get this featur in this prise range along with 4200 battery backup.so go for it without any worry.