mod was working perfectly fine then all of a sudden went from 80%ish battery to 0%. Escribe is showing cell 1 at 4.63v, cell 2 bouncing between 1.69 and 3.02v and cell 3 4.72v. plugged in the screen shows 0% battery no lightning bolt for charging, 4.77v 0.00a. is my battery toast? just odd it went from perfect to done. i emailed vaporshark