Battery backup massive 4050mAh battery that gives you peace of mind knowing you get a full day of use. Ultra-thin and light, it uses 690Wh/L high density battery technology that provides 26% more capacity than the previous Redmi Note Prime. 2 GB ram great look themes feature supportive and Capture stunning professional-quality images on a 16MP camera with Phase Detection Autofocus ( PDAF) , a 0.1s ultra- fast focusing technique commonly found in DSLR cameras. This phone is good brand Redmi.