0.35Ohm: Wattage Output Range: 30W - 40W. 0.25Ohm: Wattage Output Range: 40W - 60W. 0.15Ohm: Wattage Output Range: 60W - 80W. 0.5Ohm: Wattage Output Range: 20W - 30W. MS-D Mesh 0.15Ohm: Wattage Output Range: 60W - 80W. MS-D Mesh 0.25Ohm: Wattage Output Range: 30W - 50W. Includes: 5 x Replacement Coil.