The Aspire Skystar Revvo 210W Kit is a dual 18650, 210 watt mod with a 1.3 inch touch screen Mod paired with the revolutionary Revvo tank. Aspire has broken the mold for a tank of this type and brings you an all new concept in coils, the flat Radial coil. A coil for great vapor production and excellent flavor. The tank itself comes in a TPD compliant 2ml version and a standard 3.6ml version. It has adjustable top airflow and is top fill, it is simplicity itself to fill, change coils and even replace the glass.