This is the most selling MI smartphone as I know.cause of it’s great look and features.two of my friends has this phone.they used this for last 1 year.and they are very satisfied with it’s performence.it has full metalic body with 720p screen resolution.it’camera is very good and captures some extraordinary pictures.it has 5mp front and 13 mp back camera, that is awesome.the sensors are working great.now comes to batery, that is always best in every MI phone.so feel free to buy this phone.and try to put a tempered glass and a back cover or flip cover for it’s safety.