The SMOK TFV18 Mini Tank is constructed from durable stainless steel and designed with five copper braces on the base for high-efficiency heat disbursement for maximum performance and longevity. In addition, the TFV18 Mini features a convenient press-to-open & top filling system with adjustable bottom airflow and features a 6.5ml eJuice capacity. The two mesh coils included with the SMOK TFV18 Mini Tank are the NEW SMOK V18 Mini Meshed coils that are super simple to install and create massive flavorful clouds outperforming nearly all Mesh coils in its class. In addition, the top filling system is designed to be easy to use and effectively leak-proof, allowing you to fill it with your favorite eJuice through the locking rotating top-fill system. Compatible with the SMOK TFV18 MINI Coil Series, the TFV18 Mini Tank comes with a Pre-installed 0.2ohm Meshed Coil and extra 0.15ohm Meshed coil for evenly dispersed and near-instant heat, delivering delicious and fantastic eJuice flavor.