SMOK V12 coils are designed for FV12 atomizer. It will bring you smooth taste. 4 different resistance value for your selection.

V12-Q4 is a 0.15ohm quadruple coils.
V12-T12 is a 0.12ohm duodenary coils.
V12-T6 is a 0.17ohm sextuple coils.
V12-T8 is a 0.16ohm octuple coils.
V12-X4 is a 0.15ohm coil.