I am using this phone since 1 year in starting the phone works quite good battery backup is also quite but after using it 3 months the hanging issue arises it hangs lot if you have to send urgent measage it wont works then the battery problem arises the battery percentage suddenly fall 14% from 60% when showed phone on service centre they said battery needs to changed but after one month changing battery same issue again arises this phone has lots of phone one problem is you see some lines coming on display dont go to this buy mi phones instead of this they work quite good