Product Specifications: • Comes with upgraded air quality sensors. • An updated digital control panel and convenient LED touch buttons • See your air quality: Connect it to the Blueair Friend app to track changes in and get tips to improve. • Environmentally friendly • Room size: 40 m2 (434 sq ft) • HEPASilent-Technology • Comes with Blueair Classic Series DualProtection Filter • DualProtection filters achieve ultimate particle, gas and odor removal. • Remote control: Yes (via Blueair Friend App) • On/off timer: Yes (via Blueair Friend App) • Filter replacement indicator: Yes • Integrated air sensors: Yes Technical Specifications: • Room size: 40m2 (434 sq ft) • CADR (Smoke): 476m3 per hour (280 cfm) • CADR (Dust): 510m3 per hour (300 cfm) • CADR (Pollen): 510m3 per hour (300 cfm) • Air changes per hour: 5 • Dimensions (H x W x D): 590 x 500 x 275 mm • Energy consumption: 15 - 90 watts • Sound level: 32 - 52 dB(A) • Integrated air sensors: Yes • Remote control: Yes (via Blueair Friend App) • On/off timer: Yes (via Blueair Friend App) • Filter replacement indicator: Yes • Speed control options: 1 - 2 - 3 - Auto • Casters: Optional • Air outlet: Side • Air inlet : Side • Wi-Fi connectivity: Compatible with 802.11 b/g/n router on 2.4GHz Wi-Fi Network band. Network security; open, WEP, WPA, & WPA2 Product Features: • Be well. Breathe clean air. Taking care of the well-being of you and your family means knowing how to control the quality of the air you breathe. The Blueair Classic 490i air purifier fits almost every need, removing virtually all allergy and asthma triggers as well as other airborne pollutants. Now Wi-Fi enabled with integrated air quality sensors. • See your air quality Blueair Classic 490i equipped with improved laser sensor technology provides more accurate and reliable readings. At a glance, you can see the air quality in your room. Connect it to the Blueair Friend app to track changes in – and get tips to improve – your indoor air quality, learn how air quality varies depending on your various activities, control your air purifier from afar using any smart device, and access outdoor air quality data. • Unique Blueair HEPASilent Technology The Blueair 490i uses Blueair HEPASilent Technology to remove virtually all airborne pollutants. Using the best in electrostatic and mechanical filtration, our HEPASilent Technology is a revolutionary combination of advanced filter media and an encapsulated particle-charging chamber. This ensures that your new Blueair Classic air purifier delivers results far superior than either mechanical or electrostatic technology alone. • Better air quality control Your new Blueair Classic 490i is your air quality watchdog. An updated digital control panel and convenient LED touch buttons help you keep track of your air purifier’s operation, Wi-Fi connection and filter status as well as room air quality with indications of PM2.5 and VOC levels. Download the free Blueair FriendTM app and c