VapeFly Fantasy Coil Headis designed for Fantasy tank. There are F12 duodenary coil head (0.12ohm, 130-200W), F2 quadruple coil head(0.15ohm, 90-160W) and F6 sextuple coil head(0.15ohm, 100-140W) for your selection. The 3 low resistance coils bring different vaping experience to meet your different needs. F12 and F2 produce heavy smoke instantly, while F6 produces more smooth airﬂow and intense ﬂavor. Get them as spare parts for your Vapefly Fantasy tank. Besides, F12 and F2 coils are also compatible with SMOK TFV12 tank; F6 coil is also compatible with Aspire CLEITO 120 tank.