1. Worry-free Purchase: 100% Ozone Free, Carb(eo No.: G-19-197), Etl, Fcc Certified & Ce Listed. Available for California. 2. TRUE HEPA TECHNOLOGY: Filters 99.97% of dust, pollen, smoke, odors, mold spores, and pet dander. This air purifier filters particles as small as 0.3 microns and larger, helping to improve overall health. Perfect for pet owners, babies, children, the elderly, or anyone wanting to improve the air quality in their home. The perfect gift for parents, office mates, and friends. 3. MULTIPLE FILTRATION STAGES: The 3-in-1 purification filter applies the fine preliminary layer, the true HEPA layer and the activated carbon layer reducing unreleased odors effectively, such as pet, smoking and cooking odors dwelling around your living spaces. Ideal for people who suffer from allergies or nasal stuffiness. 4. SIMPLE TO USE & PORTABLE: Using this air purifier couldn't be easier as one-button operation turns it on/off and controls the fan speed. The stylish and compact design means it looks great anywhere and fits almost any place. The low power consumption and low noise make it affordable to run and quiet. 5. CIRCULATE AND FRESHEN YOUR AIR: The odorous air gets sucked into the bottom of the air purifier, filtered through the multi-layer filter, then ejected out of the top of the air purifier, filling your living space with cleaner, fresher-smelling air.