The Xiaomi Smart Air Purifier 4 Compact is the ideal solution for those who suffer from allergies. Protecting the air in your home by keeping it clean and safe to breathe. It does this thanks to a high-efficiency filtration system that can remove up to 99.97% of 0.3μm particles. Further than the high-efficiency filter, the Xiaomi Smart Air Purifier 4 Compact also actively resist pollen, pet dander and other allergies. When using sleep mode, the brushless DC motor gives you a low noise level as low as 20dB with a maximum of 27W power consumption. Thanks to this intuitive design, the Xiaomi Smart Air Purifier 4 Compact offers 230m³/h PCADR, as well as a 360° air intake making it suitable for 16-27m² bedrooms. On the Xiaomi Smart Air Purifier 4 Compact, you will also find an intuitive four-colour indicator displaying the current air quality around the purifier. Smart control allows for remote operation when you are not close to the purifier. Simply use the Mi / Xiaomi Home app to operate your Xiaomi Smart Compact Air Purifier 4 remotely. It also is compatible with Google Assistant as well as Alexa to enable voice control.