UWELL Valyrian Tank introduced Retro Style with a classical type package. The UWELL Valyrian is detachable and has a convenient top filling which makes it easy to clean and use. For compatibility with different airflow and flavor it comes with three types of pin, and included six colors options. You can also mix the O rings and drip tip to DIY your own Uwell Tank. Moreover the adjustable airflow at bottom makes it smooth as well as effective which provides a better flavor, bringing the best out of your premium eliquid.