Redmi 3S prime have good Features like fingerprint, Accelerometer, gyro, proximity it have Java also it have good Battery power 4100MAh and it Primary camera is 13MP and secondary is 5MP it video quality is 1080p it size is 5.0 inches and weight 114g with Dual SIM it have Android is V6.0.1 internal is 32GB and 3BG RAM .