Because of the variety of batteries for electronic cigarettes or mod boxes,
there are also a big variety of charges.
Most of the electronic cigarettes come with an a USB cable than can easily be
screwed into the battery and after plunged into a wall or a laptop.
A long battery seems to take about four hours to charge.
Furthermore there are also batteries that doesn’t come with that so you will
need a charger for your battery. Either is 18650 or 18350 or any other kind,
there are charges for all types and not only, there are also those that can
be combined with multiple types of batteries and not only one .