INNOKIN Prism S Coils 0.8 Ohm | 1.5 Ohm. Innokin Prism S Coils are designed for use with theT20S Vape tank andEZ Watt Vape Kit only. Available in 0.8Ohm and 1.5Ohm Resistance. Designed for ease of use and coils feature ‘no spill coil swap ’.