The SMOKTech I-Priv Mod features a powerful 230 watt capable temperature control box mod with a revolutionary voice control system. Multiple voice commands are at disposal allowing you to adjust the wattage, change temperature control modes, adjust the LED light, and even more. The I-Priv features an adjustable LED light at the bottom with multiple colors which may be changed based on your personal preferences. The I-Priv is compatible with both 18650, 20700, and 21700 high amp batteries (sold separately). The I-Priv also features a round TFT display screen with a redesigned user interface. The I-Priv may be charged via the micro USB charging port.