After 6 monts of its purchasing you have to pluged in with charger every time. If u wanna to buy this, remind always you have to use in ur pocket for 6 monts only after that it is not be able to stay with urself anymore because of its BATTRY ISSUE.2400 mAh battery but after 6 month its look like 240 mAh.Take your decision carefully guys .Take care , good luck.