Plug into the positive power of negative ions while you work or relax. Its the negative ions generated by nature (strolling along the beach or hiking by a waterfall) that have the greatest positive health effects. Ionic Purifier, compact negative ion generators for home or office, emits these same refreshing negative ions to regulate serotonin levels, help remove pollutants and allergens, and invigorate energy and mood. Negative ions have been shown to promote clarity and alertness, great for work and home offices. Ionic Purifier incorporates negative ion technology to counteract the energy-draining effects of positive ions emitted by electronics and household materials. Helps cleans the air, removing pollen, dust, mold spores, smoke and pet dander that trigger allergies. Compact enough to throw in a travel bag or briefcase. Wall Unit for home and office plugs into 110 V outlet.