Key features: Model: B402HW Dimensions: 239 x 230 x 144mm Noise Level: ≤78dB(A) Rated Frequency: 50-60Hz Design: Compact | Lightweight Rated Voltage: 220-240V~ Rated Power: 400W Net Weight: 2.063g General features: UV sterilisation Intelligent suction adjustment 48,000 beating actions per minute 4-stage deep filtration