The Z50 is the next generation in the internationally bestselling line of Innokin CoolFire vaporizers. It is easy to use with great buttons and a bright OLED screen. Compact in size it features a 2100mAh battery and an output range of 6 - 50W.The solid 510 connection is compatible with all the bestt 22mm / 23mm tanks including the Zenith and Zenith Pro.