A great kit for vaping beginners. Ehpro 101 Kit, which is compatible with 18650 and 18350 battery for convenient use, comes with 0.49-inch OLED screen to show status of vape clearly. In addition, it has several output modes that include bypass, TC, PC mode to deliver different flavor. Check at https://www.buybest.com/product/50W-Ehpro-101-Kit_59381.html