Convection vaporizer technology is the best type of heating technology to use for a herbal vaporizer. There's plenty of the best convection vaporizers for sale here at Health Vaporizers and we like to inform our customers on the best technology and how it works. It is simple when understanding the concepts of convection vaporization. The fact is, convection vaporizer produce indirect heat when heating a substance, for example -- hot air blows against the intended substance and extracts the botanical (active ingredient) into vapor which is then inhaled (Direct Draw) when the user pulls on the mouthpiece or whip of the vaporizer. Convection vaporizer heating can also be push from a fan or source that moves the hot air onto the botanical to create vapor, this would be called (forced air) which most desktop vaporizers carry this type of technology since it can support the bulkiness of a fan. Convection vaporizers are more expensive since it uses more technology to build but the results are superior to any type of technology used on the market and the best convection vaporizers utilize further technology such as LCD or OLED screens which can be touch screen that control the temperature to a precise degree or Bluetooth technology such as the Crafty vaporizer which has an app you download to control exactly what the vaporizer can do. There are many expensive vaporizers for sale that use convection vaporization, these vaporizers are often called smart vaporizers and the technology is endless and very exciting.