Hello please help ... i am running a DNA250 on a 2cell boxer mod ,,, when my batteries go down to 50% my wattage decreases when i fire my atty.. example: i set my watt to 75 and my batteries at 45% and when firing my display shows 50 watts, and this only happens when my batteries go below 50% i m using 2 LG HG2 .. 22.2 WH and csc 3 and 2 cell option checked from the drop down.