Ruff you are right and we are trying to fix the issue. We have gone with the v2 for this reason as it is built for concentrate use.
Now on the charger part, you can get any lithium ion battery charger for 18650 and it will work. Just most of them wont work with 18350's or other batteries.
Now on the charger part, you can get any lithium ion battery charger for 18650 and it will work. Just most of them wont work with 18350's or other batteries.