Hello ! sorry for my bad english ... so i bought 2 ego-c cig's 1 of them worked fine but the other 1 have a problem on the battery. when im clicking on the button the blue light is flickering 10 times even if im clicking 1 time. i tried to lock the battery by clicking 5 times on the button it dosent worked, i tryed to charge the battery and it dosent help. the other battery works fine. what can i do ?