This brand’s all mobile is very smart and in model is very smart feature and mobile performance is very very very good.but its battery quality is very poor.because .when this product I want to get buy.i see that it have 4100 mAh battery.but when I buy this mobile.nd using it that time its battery draining is so so so fast.i dnt knw what cause for it. but I cooment that its battery quality is very poor.nd when I using this mobile.like I play a video nd playing a game .etc.that time mobile is so hit.hit tamperature is 45? over.