Hey fogdaddy, Are you anthony? If so Jacy said Hi
They use a horizontal bottom coil design , but fogdaddy could probably tell you more (bottom line is they work) no fiddling around just keep fillin and fillin and fillin. simple and sturdy.YouTube - ECHO introduction
And as far as who was the original maker of this e cig , who knows for sure, it could be hangsen or kebo . or numerous others . I don't really know.
They use a horizontal bottom coil design , but fogdaddy could probably tell you more (bottom line is they work) no fiddling around just keep fillin and fillin and fillin. simple and sturdy.YouTube - ECHO introduction
100 refills? Really?
Anxiously waiting... That did look huge on the video, but so did the bottle... Hard to tell what is what..