Control your vapor intake with 3 custom variable voltage settings.
RED (4.0V): Lots of vapor, expect to cough
BLUE (3.7V): Sweet-spot
GREEN (3.4V): More flavour, less vapor
* Press firing button 3 times to adjust voltage to your liking *
Vertex Pens are specifically designed for cartridges
For multi-day use we highly recommend to turn off your pen to prolong battery life.
This product does not come with a cartridge.