It has a built-in stir Resource attached close to the mouthpiece that simply allows you to refresh or vacant the herb chamber. You can find an OLED display screen in the middle of the device exhibiting the temperature and battery level chosen. The temperature ranges from 200 to 480°F https://dry-herb-vape-pen69257.blogpixi.com/25231128/the-ultimate-guide-to-dry-herb-vape-pen