The Lgdbb31865 is not a high drain cell and should not be used for vaping.
It has a 1.5c rating / 4 ish amps continuous discharge rate.
The power device is showing discharged battery because the battery doesn't have the capacity to properly/safley provide the power needed.
What is the name of the thing you put eliquid in that is threaded onto the top of your power device?
It contains the liquid, wicking material & coil, replaceable head / attomizer. Sometimes called a tank.