The IJOY Saber 100 is at the top of its class of stick mods by requiring a 20700 battery (included). The Diamond tank paired with the Saber 100 holds 5.5 ml of juice, while looking elegant providing a custom, yet unique experience of the stick mod Vaping world. The Saber 100 has a wattage range of 5-100 making it one of most powerful, yet refined stick mods of its class.