Cartomizers vary in the atomizer infrastructure from the vapers that have dominated the industry. They combine the atomizer and e-fluid cartridge in one unit, plus they even arrive conveniently pre-crammed. GuidesGuides 2Guides 3Guides 4Guides 5Guides 6Guides 7Guides 8Guides 9Guides 10Guides 11Guides 12Guides 13Guides 14Guides 15Guides 16Guides