To expand your vaping experience with the San AIO further, The kit ALSO includes another Vaperz Cloud first with the fantastic Shift Boro Tank, The very first Boro Tank by Vaperz Cloud themselves to enter the market which accepts the brand new innovation of the VC Tech Replacement Coils. The VC Tech coils come in a variety of different resistances catering to multiple needs with those options being 0.15ohms (55 to 65W), 0.2ohms (45 to 55W), 0.4ohms (35 to 45W) and 0.8ohms (10 to 20W) for all DL, RDL and MTL needs with flavour as authentically close to that of a rebuildable coil as humanly possible. You can also use both PnP and GTX coils to cover a wide range of different vaping sensations for all users. There is also an impeccably designed fully adjustable dual-diffusion honeycomb airflow system for incredibly smooth airflow and intense flavour delivery no matter what your preferred vaping style. The internal aspects of the Shift Boro Tanks construction has been crafted using the highest quality stainless steel with the boro tank itself featuring a user friendly refilling system with a securely fitting rubber plug which can be removed to reveal the wide refill port beneath. This highly innovative Boro Tank can also be used in other Boro/Billet style devices should you wish to. Prepare for a truly mind blowing fully versatile vaping experience courtesy of Vaperz Cloud.