1. Power supply: EU Plug 2. Voltage: AC220V 3. Wattage: 8W 4. Operating volume: 25-48dB 5. Timer: 2/6/12 hours 6. Primary filter + HEPA filter + activated carbon for whole-home purification, sterilization and formaldehyde removal 7. Filter reminder: after 1440 hours of operation, press and hold the filter button for 3 seconds. A buzzer will sound, the filter will reset, and the machine will retain its current status. 8. Net weight: 1kg 9. Dimensions: 163x163x268mm
