The Geekvape Aegis Max Kit consists of a Geekvape Aegis Max MOD and a 5ml Zeus Subohm Tank. The Geekvape Aegis Max MOD is powered by an external 21700 battery. And it is compatible with 18650 cell with an included adapter. The adjustable wattage range of Geekvape Aegis Max MOD is 5W to 100W. The Zeus Sub-ohm Tank has huge capacity and a tube for replacement. The Zeus Mesh Coil is best for huge vapor production. The quick slide coil design makes the operation easily. The Zeus Mesh Tank adopts high grade KA1 to ensure the dense vaping and the updated fill port absolutely lessens the liquid spillage while refilling. With the top refilling design, you can be comfortable to fill e-liquid without dirty hands.