Geekvape Aegis Hero Pod Kit is a top airflow and top performance pod mod kit that features an unprecedented Buck-Boost system that can effectively prolong battery life and reduce heat, and release it to the load with higher voltage, giving you the ultimate performance. Geekvape Aegis Hero kit has a 4ml removable pod cartridge with top airflow control and top filling system. The filling hole is located above to avoid any leakage. Compatible with the G coil series, with a 0.4ohm mesh coil and 0.6ohm mesh coil included, providing uninterrupted rich flavor and a lot of clouds. The airflow is set at the top of the tank and allows you to easily choose between a tight and restricted airflow, depending on your preferences.