Features: 1. Three-speed mode can be easily adjusted with one button, suitable for different environments. 2. Four-layer filter (primary filter, EPA filter, activated carbon filter, HEPA filter), effectively filtering harmful substances such as PM2.5. 3. Release negative ions to effectively remove toxic gases such as benzene, formaldehyde, acetone and xylene. 4. Mute noise reduction, the noise is as low as 36dB in sleep mode. 5. USB power interface, portable and available everywhere. 6. An anti-skid pad is added to the bottom to prevent slipping. 7. There are multiple air inlets on the fuselage, and the large air outlet on the top increases the purification speed. Specification: Material: ABS Power supply voltage: 220V Rated voltage: 12V Input voltage: DC-5V Power: 3W Suggested use area: 10 or less Noise: lt;36dB concentration: 8 million Gear position: third gear Mode: first gear sleep mode, second gear comfort mode, third gear spray mode Power cord length: 76cm2cm You Will Receive: 1 x Air purifier 1 x User's manual 1 x USB