The Armour S Mod supports a single 18650 or 21700 battery, has a 5-100W power range and is crafted entirely from TPU material so there's no need for you to worry about accidental drops. Powered by AXON chip, it includes multiple modes such as PULSE, ECO, and TC-TI. The Uni button is designed to share both an ignition and lock function that won't unlock in your pocket. In addition, the Vaporesso Armour S Mod is designed with an innovative battery door mechanism so you can unlock the battery door easily.