Having the new ProC-BF series head provides a more restricted draw for mouth to lung and direct lung vapers.
It goes not only with Temp SS316 mode, VW mode, but also TCR mode where you can set their own vaping preference.
Coil: SS316 (0.5/0.6/1.0ohm)/Clapton (1.5ohm)
Compatible atomizers: CUBIS/CUBIS 2/CUBIS Pro/CUBIS Pro Mini/eGo AIO series/eVic AIO/Elitar Pipe
5 pc per pack.