The SMOK D-Barrel Box Mod is a force to be reckoned with! Designed with ergonomics first and power, also first. Wow this mod really does do it all!. The D-Barrel implements the classic dual 18650 battery set up and equipped with a variety of temp controls for the perfect vape! The SMOK D-Barrel has the standard 510 thread configuration for a multitude of tanks and rebuildables. While utilizing the generous resistance range of 0.1ohms you virtually have no limits on what coil you can or can't use. The D-Barrel boasts a sleek, powerful, and comfortable design for use as a "Daily Driver" Or even the "Show piece" you bring the shop to show off. Regardless of where you are you'll have no trouble attracting the attention you deserve and the E-Liquid flavor and raw power you have been waiting for.