The Cyclone O2 is a powerful portable mini air purifier equipped with a HEPA 13 carbon activated filter that uses turbo cyclone technology to keep the air around you smelling clean from odor and smoke. Take this sleek and lightweight air purifier to wherever you're headed, in your car, office, or at the library. Powering on with low noise levels, so you won't disturb those around you. Equipped with intelligent sensors to detect the current air quality, green reading as good air quality and red as bad. Equipped with a essential oil slot to drip in your favorite essential oils. Start breathing in fresh and clean air.