Question 1: Will a USB charger work on an 18650?
Does anybody know technically whether these USB chargers are mated to one size battery, and how they work (timer vs sense battery condition)? Would they work for a 14250? or an 18650?

Question 2:
Is a single 14250 suitable for a low resistance atomizer?
I've read that high drains are better for e-cigs because they don't stress the batteries - will a 14250 provide enough juice, or do i need to move up to something like a 14500 or 18650 to avoid that stress I heard occurs when batteries are asked to provide more juice than normal? (or do i have that wrong?)
thanks,
Does anybody know technically whether these USB chargers are mated to one size battery, and how they work (timer vs sense battery condition)? Would they work for a 14250? or an 18650?

Question 2:
Is a single 14250 suitable for a low resistance atomizer?
I've read that high drains are better for e-cigs because they don't stress the batteries - will a 14250 provide enough juice, or do i need to move up to something like a 14500 or 18650 to avoid that stress I heard occurs when batteries are asked to provide more juice than normal? (or do i have that wrong?)
thanks,
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