After putting the 18650 battery into the battery holder, pressing the fire button while attaching the battery holder to the main body, the screen will display the language choice: EN or CN, choose EN, then click fire button to confirm.
Please check if you have locked the control buttons. There is a lock symbol at corner of screen. Press fire button and “-” button at the same time for about 2 seconds to unlock it.
Letter “B” means bypass, which means that the mod is under bypass mode, the voltage and wattage cannot adjusted, the mod will automatically adjust the output wattage or voltage according to different resistances of the coil attached. If you want to change the wattage, you need go to the wattage mode, press W button to switch mode between VW, VV […]