Drag X Kit is made of metal and leather, so Drag X is not only soft, but also has advantages of anti scratch, anti perspiration and anti fingerprint. It is powered by single 18650 battery. With the new GENE.TT Chip, Drag X features fast ignition (only takes 0.001s) and high burst. GENE.TT Chip also offers intelligent functions such as PUSS and SCORE ranking mode. In addition, the SCORE ranking mode helps you continuously unlock the new level from "IRON" to "KING" according to the cloud size of each suction. It comes with 5-80W power range to fit your needs and the 80W max power will enable you to make bigger flavorful clouds.