4. Variable voltage: white light 4.8V, green light 4.2V, red light 3.7V.
5. 3 times click to change the voltage, 5 times click to turn on/off the battery.
The Aerotank MOW atomizer also named EMOW atomizer uses pyrex glass tube and metal material. It will be convenient to clean and refill with the clear glass tube. The EMOW VV battery has an easy 5 click on/off protection meaning you can turn it off if storing in a bag or pocket. With the similar airflow control base with the Aerotank, you would have no worries in adjusting the kit in your preference, because the battery of this kit is voltage variable. You can adjust the airflow and the voltage while you vaping until you get satisfied.