i'm vaping with a kayfun on a natural (smok) and this week i already had 4 battery die on me :-S the charger says they are full but there is no life left in them. i use AW IMR 18350's Anyone have a idea what's happening? 1 ohm coil btw so no super low ohm stuff on it. best regards Wesley de vries (my enter button isn't working on posting :-S so lay out is a bit f'ed)