A combination of a Crown 4 tank and a Crown 4 mod. Whether you want appearance or performance, the Uwell Crown IV is matched with each other perfectly. The tank features patented self-cleaning technology which can absorb e-juice in the condensation holder through regular usage and vaporize it. It has dual SS904L and Double Helix Mesh coils to achieve even heating and produce an excellent flavour. The Crown IV Box Mod is powered by 18650 dual batteries and is capable of up to 200W maximum output. With unique baroque pattern design, the Crown 4 mod gives you great visual experience. The new Circuit Board provides you stable and safe vaping. In a word, the Crown IV kit is a wonderful vape kit that can satisfy great vaping experience and visual enjoyment for you at the same time.