A 0.23ohm single mesh coil, recommended for use between 65 - 70 watts, provides the smoothest airflow for direct to lung, with sweet bursts of rich flavour. The 0.3ohm dual mesh coil is recommended between 50 - 55 watts, and is suitable for a warmer and more restricted, direct to lung vape. Recommended between 65 - 70 watts, the 0.2ohm triple mesh coil offers a tight direct to lung vape, with a fairly strong throat hit.