The G-Priv 4 vape kit by Smok combines high power output powered by dual 18650 batteries (not included), with multi-mode switching options to provide a maximum output of 230W with the included TFV18 Mini tank. Built with the IQ-M smart chipset, the G-Priv 4 features a 2.0inch touch-screen display, self-adaptive protections and a large fire button the length of the device for easy vaping.