Specification: 510 Compatible Capacity: 2ml Pyrex Glass Replacement Coils Adjustable Airflow Coil rating: 1.6 and 1.8 ohms Package Contents: 1 x Aspire Nautilus Mini Tank 2 x Nautilus BVC 1.8 Ohm Coils (1 x Pre-Installed) 1 x Beauty Ring 1 x User Manual The Aspire Nautilus Mini tank is the smaller, more compact version of the original, full-size Nautilus Tank. Constructed of stainless steel and Pyrex glass, the Nautilus Mini uses Aspire\'s Nautilus coils, designed especially for that series of tanks, but is also compatible with Aspire\'s Triton Mini coils, although it\'s not strictly designed to be a Sub Ohm tank. It includes a four-port adjustable airflow system, allowing the user to personalise the vaping experience, along with an easy to replace coil system. The Nautilus Mini\'s design also makes it easy to carry, install, and refill.