The Z50is the new generation of the Innokin Coolfirerange of vaporizers, which is the most sold internationally! The Coolfire Z50 is ultra-fast! Press the button for an almost instant vape. Designed for everyday use, the Z50 is easy to use with its excellent buttons and bright OLED display. The robust 510 connection is compatible with all the best 22mm/ 24mm tanks, including the Zenith and Zenith Pro. Built with high-quality components, the Coolfire Z50 is the best in its class.