Create clean and healthier air in your office and home with this diligently designed multi-function air purifier. ABS housing material helps make this air purifier durable and long-lasting for prolonged usage. The extra thick HEPA filter is designed for excellent purification efficiency and lifetime against airborne particles. It continuously monitors your bedroom air quality to provide clean air while you sleep. While the Hepa filter helps deliver clean air while effectively removing ultra-fine particles as small as 0.02um and cleans up to 99.97% of harmful air pollutants, smoke, pollen, dust, etc.. The smart particle sensors can monitor your air quality and provide you with accurate data and feedback in real-time The fan blows less in sleep mode than it does on the lowest regular setting to help you enjoy a perfect night of sleep HEPA filter, and high-efficiency activated carbon filter removes 99.97% of particles as small as 0.1 microns Due to its compact and lightweight design, it can operate efficiently in the bedroom, living room, or large room