Here comes the VENTY Vaporizer with innovative German engineering and the best performance in vaping! • Newly Designed Convection and Conduction Mini-Heater • Adjustable Airflow of 20 Liters per Minute • App Availability • 20-Second Heating Time • Adjustable Temperature Between 104°F-410°F • USB-C Charging with Supercharge Feature: 80% in 40 Minutes • Bluetooth Compatibility • 2 Lithium-Ion Batteries • Integrated Boost and Superboost Temperature • UL Certification • 2 Years Manufacturer Warranty + 1 Year Extra Upon Device Registration