Airistech Herbva Viva Kit is a dry herb vaporizer with a portable size. With 2200mAh battery capacity, it can provide you with a long time vaping. It is easy to operate with a HD OLED display. With a temperature range from 300-435°F, you can change the temperature by +/- button. And it takes only 20-30s to reach your desired temperature. The ceramic heating chamber is healthier and provides you with pure flavor.