VOOPOO & Woody Vapes X217 Box Mod is definitely a Craft of masterpiece. It adopts the skill of the sand blast, which forms a smooth and delicate sense of touch. Made of 7 different kinds of materials, polished with 15 steps of the procedure X217 conveys the craft aesthetics. Compatible with dual 21700/20700/18650 batteries, it can fire up with super large output of 217W. What's more, utilizes 8 Battery Charging Protection for Safer Internal Charging System. Installed with 32 bits of high-end geek customized chip, the fastest speed of ignition can reach to only 0.01 second.