Smok TFV12 King Replacement Coil SmokTech TFV12 atomizer heads for TFV12 Tank. These replacement heads feature a large size and improved efficiency of atomization. V12-T12 Duodenary/Twelve Coil Design 0.15ohm rated for 60-350W, recommended 130-200W V12-T6 Sextuple Coil Design 0.16ohm rated for 90-320W, recommended 120-180W V12-X4 Quadruple Coil Design 0.15ohm rated for 60-220W, recommended 100-170W V12-Q4 Quadruple Coil Design 0.15ohm rated for 60-190W, recommended 90-160W All of Caterpillar Vapes Coils and Pods are sold Individually!