The Yocan UNI Pro Box Mod features several upgrades that take the UNI variant to a whole another level! The Yocan UNI Box Mod is now capable of precise voltage adjustment. This means that you can get to choose the temperature to run the cartridges on. Equipped with new buttons laid out conveniently for you to select and change the voltage level. This product is not designed for use with sub-ohm coils and will "short-out" under 0.5ohm.
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