FreeCore G Coil here comes with four types of coil resistance: G-3 0.6ohm mesh coil(KA1, 19-22W), G-4 0.8ohm mesh coil(KA1, 15-18W), G-5 1.0ohm mesh coil(KA1, 12-15W), G-6 1.2ohm mesh coil(KA1, 10-13W). They are compatible with Vapefly Tim Pod Kit, and will offer you a wide range of choices from MTL to RDL. Brand: Vapefly Unit: 5pcs/pack Coil Resistance: G-3 0.6ohm mesh coil(KA1, 19-22W), G-4 0.8ohm mesh coil(KA1, 15-18W), G-5 1.0ohm mesh coil(KA1, 12-15W), G-6 1.2ohm mesh coil(KA1, 10-13W) Fit for: Vapefly Tim Pod Kit Package: Simple Packing