Please, be very careful with LiPo batteries. They are insanly dangerous, and personally I have
no idea why people are using them for vaping.
The World’s Most Dangerous Battery
They are dangerous. If you overcharge them, drop them, puncture them, damage them in anyway, they will explode. It is suggested not to use them while charging. Please consider switching to a good Lithium Ion battery instead (like an 18650)