Coil Head Description The TFV8 Baby Beast Baby-Q2 Coil Heads are dual coil heads that are designed to provide the absolute best flavor experience for your Baby Beast tank. The coil comes in two different resistances of 0.4-ohm, and 0.6-ohm. The 0.4-ohm features a rating of 40-80 watts, however, SMOK recommends operating the coil at 55-65 watts. The 0.6-ohm features a rating of 20-50 watts, however, SMOK recommends operating the coil at 30-40 watts. Includes five (5) replacement coil heads.