I have a veppo set up and a v2 set up,how long do tanks last, I smoke a lot ive wash them and do not like the girle sound,,need to learn to smoke them better need to puff 3 times for a good hit. I spent $ 265.for veppo and $120.for v2 used 3 @30 ml juice,4 @10 ml juice,and 8@5 pack of pre fill filters.have 4 start kit of e cig (1 hr battery done) 4 chargers chargen now, need longer equptemt but don't want to keeping spending 200 bucks for another set up. did this in july,would like better juice,maby bigger battery,please help thanks walter and were, will i see this info thank any one who helps.sorry cant spell