Geekvape Aegis Hero Cartridge 4ml (With 2 Coils)Instructions: Geekvape Aegis Hero Pod Cartridge is a refillable pod specially designed for Geekvape Aegis Hero Pod Mod Kit. It has a capacity of 4ml and can be filled with liquid using a top filling system. This Aegis Hero pod provides a flexibly adjustable top airflow. The airflow enters from the dual air inlets on the airflow valve below the top drip tip, passes through the coil inside, and exits from the 510 drip tip. A definite zero leakage vaping