However, Marvos S 80W consists of Marvos DTL Pod Tank and Marvos S 80W Battery, designed with a single 18650 external battery also with 2A Fast Charging function. It supports three output modes, including Power, Smart, and Bypass, just press the firing button 3 times to customize your output.

As for you, which do you prefer? If you have one vape device with a single external battery, do you want to upgrade to one vape device with dual external batteries to replace the single external battery vape device?
For more information about Freemax vape devices, please enter Freemax's official website directly>> https://www.freemaxvape.com