Functions & Features Constantly emit a large amount of negative ions to actively protect you against pollutants including PM2.5, smoke, pollen, dust & bacteria. Ulitra-quiet design & Ultra-low ozone emission.
Your intimate partner of clean air. Fast charge Hassle-free maintenance. No filiter replacement. &long battery life. Desktop Bedside Stroller Neck Clean air everywhere. It can be hanged around your neck,perched on desk at work or by your bed at night
