ELUX Legend 3500 Puff Bar is compact slender in design, gentle, & moveable, and straightforward to carry in pockets and baggage, which implies it goes where you go. Because of this this can last two days for the average user ahead of either the battery or even the e-liquid runs out. http://eluxkovbar55432.ampedpages.com/Elux-KOV-for-Dummies-38042586