* 3 Speed Settings* HEPA filter removes smoke, dust and pollen particles* Capture up to 99.97% of microscopic allergens 0.3 microns* 1.8m cable length* Air quality indicator* Essential oils tray* Automatic cleaning mode* Mains power supplyAllow effective and powerful air purification in your home with the Honeywell Round Air Purifier with HEPA filtration to capture up to 99.97% of microscopic allergens, smoke, dust and pollen particles. Featuring an air quality indicator powered by a VOC sensor, this purifier constantly monitors the room air quality while the automatic cleaning mode uses air quality readings to automatically adjust to an optimal cleaning level. This outstanding air purifier is designed with ultra-quiet technology, sleep mode and even features an essential oil tray for optional aromatherapy.