Warning: This product contains nicotine. Nicotine is an addictive chemical. For ADULT use only.

Which kind of battery cell should I install?

You can install a high discharge rate 18650 battery cell using the with battery adaptor, you can also use 21700 or 20700 battery cells. We strongly recommend that you use a battery that has a discharge rate of higher than 30A, a 21700 is the best battery option.