The Airistech Viva is a dry herb vaporizer with a digital display. Herbal vaporizer powered by a 2200mAh battery, the Viva provides even vaporizing of dry herbs with its hard anodized heating chamber to provide smooth and rich vapour. Convenient, quick and easy to use. Experience the joy that comes along with the powerful and portable performance. OLED Display Precise Temperature Controls (between 300°F and 435°F) Food Grade Ceramic Heating Chamber 2200mAh Battery Quick Heating Micro USB Charging