The Aspire Tigon tank is a compact tank which can be used as an MTL (mouth to lung) or a restricted DTL (direct to lung) vape. It's smart design self-seals the wicking holes in the tank when the coil is removed. To replace the coil you unscrew the base hardware, pull out the old coil, and replace it with a new one and screw the base hardware back on again. It comes with two different coils: 0.4Ω coil and 1.2Ω coil.  It has a liquid capacity of 2ml, top filling system, bottom adjustable airflow. It comes with a spare replacement glass, a glass replacement tool and 1 set of O rings.