Hi, I'm new, so i wanted to say hi, im from mexico so i hope you be patient with my English, i start vaping a year ago, i stopped and start smoking again and now have 3 month that i don't smoke i have a mvp2, coolfire2 a nautilus mini, protank3, amd i can't decide between ipv2 ipv3 o vaporshark dna30 and maybe a emech from dovpo, thanks and good vape!!!