The Aspire Cleito Pro Tank has a 2ml tank capacity and a bottom adjustable airflow. The top-fill design has a top ring that slides up and reveals the filling slot. It comes with 6 x O rings and two different coils: Cleito 0.5ohm coil - this coil is compatible with the Cleito and the Cleito EXO Tanks. Also, the Cleito 0.15ohm Mesh Coil - this coil enhances the flavour of the liquid.