Hey fellow vapors,new to site, I bought my provari 3 about 4 months ago now, love it, I originally had a e twist about 3yr. Ago & not happy with that (the tanks leaked & no juice tasted good in them),went back to smokeing, this year I promised my wife I would stop smoking & start vaping again, so I pulled out the old ecig ( after siting in glove box of car for 2 yr.) it still worked, but not for long. So she let me get the provari 3 & mini nautilus tanks, oh yeah did I mention I made this pact with her on valentine's da. THis new unit works great, but recently tanks burning juice, so got kangar mini tank, working great, also, have used