SMOK TFV4 RBA Dual Coil, is the special RBA coil for SMOK TFV4. Build coil easily with RBA coil and vape economically!
It comes with
1 x SMOK TFV4 RBA Dual Coil
2 x strip of cotton
2 x heating coils
2 x screws
1 x backup o-ring
How to build the RBA:
before, please make sure your hands are clean;
take RBA apart;
install and position the pre-wrapped coil: place the coil between the posts and wrap the ends around the screws and tighten up, make sure the coil is fined in the center and lined up with the air hole and also make sure the coil is not touching the base;
cutting the ends of wire off;
cut a strip of cotton and make sure it's not too much or too less;
insert the cotton, and placing it in the middle;
cutting the cotton at an angle and make sure it's not too short or too long.
wet the coil with your liquid and adjust the cotton.
It only works with SMOK TFV4 tank.