As the first (patent-pending) dual pre-heat electronic atomizing equipment, this can increase the fluidity of sticky CBD oil through internal and external heating in a cold environment, which can relieve patients' nervous emotions and pain. The battery is compatible with standard 510 thread cartridges, which the VELX's innovative honeycomb ceramic coil enables every drop of CBD oil be heated properly and evenly, and contributes to the smoothest and purest taste. The technology acts as a filter, absorbing harmful substances.