“I prefer the Twisted Kanthal coils. The triple coils seem to use more battery and produce less vapor, at least in my experience. Kanthal is the way to go.”
“I've bought 4 of these in less than a month because they burn out after 1-3 uses. The one that came with the pen still works way better 3 months later than all 4 of them. Don't waste the money on these coils that were sitting on the bottom of the ocean or whatever makes them so useless”