I used this phone from 6 months.i never find any defect on this phone.it has 4000 mh battery.and 8-9 houres battery back up.13 mp back camera and 8 mp front camera which is very good.it has 32 gb internal memory and 3 gb ram.you can store lots of photes and videos. it is agod phone in this price.i give overall rating 4.5