describe:1. High-efficiency filtration: The purifier adopts H13 filter, which can effectively contain 99.97% 0.3 microns, such as smoke, pollen, dander, hair and odor. Just turn it on to maintain a clean, peaceful environment2. Advanced 3-stage filtration system: Imported real high-efficiency activated carbon filter, powerful enough. Such as pet dander, dust, pollen, odor, etc. Effectively improve indoor quality and enjoy freshness at home.3. Silent and interference-free cleaning: Continuously optimize the air duct structure to reduce noise. The bedroom purifier is nearly silent at 28dB when running at low speed. You can turn off the display light and enjoy a late night sleep unaffected by light. Perfect for peaceful and soothing interiorsenvironment. Set the lock to avoid misoperation by pets and children.4. Stylish design suitable for any room: effective area 107 square feet / 10 square meters, suitable for bedrooms, living rooms and offices. The modern classic black finish helps your purifier fit anywhere in your home and blend in with your decor.5. Absorbs 99.97% of 0.3 micron-sized particles, such as pollen, dust, smoke, pet dander, etc. It has coverage up to 880 square feet (110 cubic meters per hour).Specification: material: plastic color: White Product net weight: 460g/1.01lb Product size: 4.72x4.72x7.48 in (12x12x19cm)packing list: x1 home purifier x1 purification filter x1 activated carbon cotton x1 aromatherapy tablet x1 USB data cable