An electronic cigarette is often run by a rechargeable lithium battery. It's a replaceable cartridge for that e-liquid at the same time. It really works because of the recent microelectronic technologies. In the event the unit is activated, the e-liquid is heated and converted to vapor which a person inhales. https://titusxp8d2.blogdal.com/26600122/electronic-cigar-can-be-fun-for-anyone