Description
The Crown IV sub ohm tank is vaping royalty from Uwell. The tank has a 2ml capacity and uses the Pro-Flavour Optimization Core System (Pro-FOCS). Uwell’s patented Pro Flavor Core Optimization System (or Pro-FOCS) recycles the air through the core of the atomizer twice to saturate your draw with additional flavour and the tank is also available as part of the Uwell Crown IV Kit.