It is a really good smart phone.I am using this smart phone for 4 months and there is no defect in this phone.Its battery backup is too good.And it is also upgradeble to marshmallow .Now marshmallow is upgradeble in this phone.For new android uesrs it is an perfect smartphone.
Looking very cool and its very lite weight you can easily carry this phone.camera quality is very good, it gives best picture qualty dosent metter its day or night.
Overall best mobile phone.