SMOK S-Barrel 100W Single 18650 / 20700 / 21700 Kit, is an ergonomic vape kit with the option to use either an 18650, 20700 or 21700 battery. It includes the hugely popular and reliable TFV-Mini tank.Mod Specs:Size: 88 x 59.6 x 29.8 mmWeight: 198gPower Range: 1-85W (18650 Battery) / 1-100W (207..