The Uwell Crown IV Kit combines the Crown 4 tank with the new Crown 4 mod. Whether it is appearance or preformance, they are matched with each other perfectly. The Crown IV Box Mod is powered by two 18650 batteries and is capable of a 200W max output. With unique baroque pattern design, the Crown 4 mods aesthetic is exceptional, also the new circuit board provides you stable and safe vaping. The Crown IV kit is a wonderful kit that will provide a great vaping experience.