1. Detach burner: the chamber and the coil are detaches to avoid damage while cleaning.
2. Cloutank M4 chamber: the patent design Cloutank M4 chamber allows user to "re-mix" the dry herbal leaves inside the chamber without opening the chamber,which allow the users to reach all of the dry herbal leaves inside.
3.Self-cleaning:the Cloutank M4 chamber one push button allows the user to clean the chamber easily without any tool.
4. Glue Free: All parts are replaceable,more health
5. Bigger capacity than M3
6. Double filter to get purer vapor
7. Airflow control system