The Geekvape Obelisk 120 FC Kit is powered by 3700mAh large built-in battery which can be fully charged in 15 minutes with USB-C cable last for 2 days use.With the co-work of the upgraded chip and USB-PD Power Adapter,less heat will reach your Obelisk 120 FC Kit.Moreover,the Geekvape Obelisk 120 FC Mod with the TFT 0.96-inch color screen,you can adjust the data of vape more conveniently.It has 5-120W adjustable wattage and 200°F- 600°F/100°C-350°C temperature control system.the Z Sub Ohm Tank can hold 5ml e-juice and comes with an extra 3.5ml straight glass tube, a combination of both direct top airflow and the top-to-bottom airflow creates massive flavor and vapor boost while preserving its leakproof protection element. Compatible with the Geekvape Z Series Coil creates massive flavor and vapor, both of the Coils with Mesh Wire inside, with the large contact area with e-juice, will heat the juice fastly and evenly, bring you the large cloud and pure flavor. the Geekvape Z Tank with quick slide coil design allows you quick access coil replacement.The Geekvape Obelisk 120FC Kit is also compatible with Obelisk Tank-a vapor booster with childproof safety design.There are 2 types,with adapter/without adpater for you to choose.The power adapter is compatible with approved USB-C devices,which can fast charge your device if it supports fast-charging as well.