Joytech eGrip OLED-CL, features an OLED screen presenting watts, volts, and ohms based on the original eGrip. It boasts not only a 360-degree regulation ring to adjust output wattage 5W-30W, but also the shift function from VV mode to VW mode and battery protection function. In addition, it has six colors catering to your preference, and support eGo ONE head with its new base.