I review this phone after using 2 year.No problem, no hang, aur kya batau kuch bhi nai hua hai abhi tak.I type this review of same phone redmi 2 prime.Battery backup is best, screen to bahut hi tough hai, notification indicator I like it, if I get a call, sms, whatsapp msg its notify me by indication the blink of notification light.It has 9 notification light.Memory ki baat kare to 16gb inbuilt rom hai and 2gb ram di gayi hai.HD screen support hai n abhi latest update aaya tha iska n I download and the phone is change yr, all are change , mujhe bahut accha laga update k baad, aisa lagne laga ki new mobile hi le liya ho.Xiomi products are great.I recommend to all.Iske bare me aur kuch puchna hai to mujhe comt kro I am 24* 7 online.