Xiaomi redmi 3S prime is very good buy for your money which comes with lot of features in a minimal price tag of rs 8999/-.
Features
Display : 5' inch IPS display has better viewing angles.
Chipset : Qualcomm MSM8937 Snapdragon 430 which can handle multitasking without any lags.
Operating system : 6.0.1 marshmellow ( out of the box)
Storage :
Internal : 32 GB, 3 GB RAM
External : Hybrid tray which expands memory of microSD, up to 256 GB.
CAMERA
Primary : 13 MP, LED flash.
Secondary : 5MP
Battery : Massive 4100 mAh that can last a whole day with heavy usage and approximately 2days with moderate usage.
Finger print sensor: Yes, the response rate of fingerprint sensor is very fast and it will unlock the device in an blink of an eye.
Verdict : For those who are planning to buy a budget phone under 10k, do buy it as this is a power packed perfomer and you wont regret for buying this device.