View Yocan Kodo Pro User Manual, get more details and helpful tips, learn how to set up, use and troubleshoot your Yocan vape.
As for operating instructions for the Yocan Kodo, clicking on the power button 5 times in rapid succession cycles the Yocan Kodo between an on and off state while 2 clicks activate its preheat function. Hold the fire button when you inhale.
More detail, visit Yocan official site.