This Ultra-Powerful Air Purifier features a multi-layer air purification filter system designed to help improve air quality for those with sensitivity to airborne particles or simply for general air cleanliness. This ultra-powerful air purifier can capture up to 99.95% of dust with a Clean Air Delivery Rate of 460m³/h. Use the timer and sleep modes for whisper-quiet operation while the UV-Lamp and Negative Ioniser offer additional air purifying and cleansing.