The Justfog Minifit Kit is the perfect travel companion. Super small making it extremely portable. Perfect for stealth vapers or anyone who doesn't want a bulky device in their pocket. With an easy to fill cartridge, this little unit is perfect to fill with your favorite liquid. Using a single fire button to fire the unit, and turn it on; it is a breeze to get started. An LED indicator is built into the button as well to let you know what your power level is at, as well as to when it is on or off.