Hellvape Passage 24mm RDA Tank is the brand new rebuildable drip atomizer collaborated by Suck My Mod (SMM). The Passage RDA has a diameter of 24mm which implements a dual coil building deck and large building space supporting either single coil or a dual coil configuration, which has a separation block for easy installation-locking barrel. It adopts a top airflow system to prevent e-liquid leakage for greater vaping experience. Mean while this rda features an innovative airflow passage system with 19 internal honeycomb airflow holes for larger air delivery to provide you denser vapour. The airflow is adjustable and you can twist push down the cap to lock in place. What's more, there is a new 810 resin Ag+ technology drip tip.