The HEATDAZ MRS866 air purifier is a high-performance device designed to improve indoor air quality. It features a dual air intake system, which significantly enhances the purification speed compared to traditional single air inlet designs. With a CADR of 200 CFM/340 m3/h, it can quickly refresh the air in a 1290 ft2 space, making it ideal for large rooms. The purifier supports smart app control. Connect your smart air purifier to "Havaworks" app for features such as power on/off, custom/sleep mode, timer, fan speed, and filter change reminders , which makes air cleaning a more easy routine in our daily life. It is also compatible with Alexa and Google Assistant for voice control. The device utilizes an advanced HEPA filter system, which effectively removes particles as small as 0.3 microns, including pollen, dust, and pet dander. It is equipped with an infrared PM2.5 sensor for real-time air quality monitoring and a 3-color AQI indicator. The purifier operates with low noise (less than 23dB) and offers three adjustable fan speeds, with the higher speed providing faster purification. The automatic mode adjusts the speed based on the tracked air quality, ensuring optimal performance.