The Uwell Valyrian II 2 300W Box Mod is a high end vaping device, incorporating a large 5-300W wattage range, comprehensive temperature control options, and features a magnetic battery bay door to retain the triple high-amp 18650 battery layout (sold separately). Firing between 5W to 300W, the Valyrian II 300W Box Mod combines the triple battery layout with the increased wattage range, making full use of the third 18650 battery to increase the available wattage ceiling to a whopping 300W. Intuitively operated by a large firing button, a pair of of adjustment buttons sit in between an OLED Display screen. Working in conjunction with the battery layout, the extensive temperature control suite allows for advanced users to dial in the ideal vaping settings to figure out the ideal vape for each individual. Finally, at the base of the Valyrian 2 Box Mod sits a hinged and ventilated battery door to access the triple 18650 battery configuration inside for charging or maintenance.