The Smok V8 Baby T8 replacement coils are designed for use with the Smok TFV8 Baby Beast vape tank as well as the Smok Big Baby vape tank. These Smok coils are for sub ohm vaping and should be paired with high VG e-liquids that are 60% VG or higher. Recommended wattage range of 60 - 80W. Smok V8 Baby T8 0.15 Ohm Replacement Coils.