Product features: 1.CADR:300m3/h , appliable area39.5㎡ PM2.5 removal rate:99.95%(H13) 2.Purification system: Pre-filter, H13 HEPA filter, active carbon filter 3.Fan speeds:Auto/High/ Middle/Low/Sleep modes 4.Timer,Child Lock FILTER REPLACEMENT ALERT 5.Noise level:≤56dB 6.PM2.5 infrared sensor,Numerical air quality display 7.Optional functions:UV-sterilization,Ionizer,Wi-Fi App control 8.Power cord(exposed):1.5M,DC motor Noise:≤56dB Specifications: Voltage:AC220-240V~ 50/60Hz, Power:28W Product size:234*240*414mm Packing size: 296*296*462mm(1pc/ctn) G.W./N.W: 4.2/3.2KG Packing:20'GP/40'GP/40'HQ 715PCS/1480PCS/1670PCS MOQ:1670PCS Packing size:604*605*475mm(4pcs/ctn) G.W./N.W:16/14kg Packing:20'GP/40'GP/40'HQ 700PCS/1400PCS/1507PCS MOQ:1670PCS