The devices with separate tanks and mod's most often use 18650 batteries. These are sold separately. We carry the best quality vape batteries, as well as battery chargers and more. Check out all the accessories that we have for you, ranging from fast chargers to drip tips and so much more. Our vape store contains all the products you will ever need. And the best part is that you don’t have to go anywhere else. It’s all under one roof.