You can choose from 6 nicotine levels for the cartridges.
Extremely High : 36 mg/g nicotine
Very High : 24 mg/g nicotine
High : 16 mg/g nicotine
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The high amount of vapor with the longest battery life and the Tank system ensures liquid and vapor consistancy while eliminating the hassle of refilling over and over again.
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Your After Sales Service is beyond awesome. i think the pen style is best in your product and i am sure i didn't waste my money to buy any of your product. please keep saving the peoples from the regu...