I buy redmi 1s on 1 march 2016.Phone looks is good and is company is also good. But main problem for this phone is heating. I can play songs and open other apps then phone is heat too much.its heats upto 50° Thats it Very bad.its Battery backup is also not good.I charged this phone on morning then its battery gone in 2-3 hours. I suggested plz dont buy this phone.i can sell this phone immedietly.