I am goging to yo tell about the battery backup for this mobile My big brother is used this mobile for last 4_ 5 month He always put it for charging. This mobile is getting low in every 4 hour When my brother use 4g net then it become low at 2 hours my brother wanted to get rid of this fone Because he went Gujrat then his mobile battery become low in 4 four hours then he become very sad All family member are worried about him sometime l use this moblie l also very sad because it gives charging in every day 2_ 3 times When in pary or park he wanted to make video or take photo then batter of him become low he could not turn on flash on low battery