Series or Parallel? Parallel or Series? What are the Differences in Vaping?

LG HE2s under TokeJuice Custom Wraps
June 13, 2015

This was asked in a Facebook group by a friend earlier today so I went off on a little bit of a rambling discussion…lol  I had the exact same question a few months back.  I am by no means an expert in battery-related issues – likewise this is by no means the be-all, end-all discussion on the subject, so comments and improvements are quite welcomed. An 18650 battery is 18mm…