The VAPORESSO ARMOUR GS is a versatile device featuring an 80-watt max output and a replaceable 18650 battery (not included). It offers a 5 mL e-liquid capacity with a top-fill system and top airflow design to prevent leaks. The device is compatible with the widely available GTX coils, and comes with the 0.15 ohm and 0.30 ohm mesh coils that are best suited for RDL or DL vaping.