Breathe Better, Live Better! 🌟 Complies with FCC standards, ensuring a reliable and effective air purification experience. 3-Stage True HEPA Filter captures allergens and odors, providing a sanctuary for your lungs. Sleep soundly with a near-silent operation at just 20dB, perfect for bedrooms and nurseries. Purifies large rooms up to 547 ft² twice per hour, ensuring your air is always fresh. High precision laser sensor indicates air quality with a color-coded system for instant awareness. Covers 547 ft² 20dB silent operation CADR 140 CFM The YIOU Air Purifier is designed for large rooms up to 547 ft², featuring a 3-Stage True HEPA filter that effectively captures airborne pollutants and odors. With a CADR of 140 CFM, it operates quietly at 20dB, making it ideal for bedrooms. The built-in air quality indicator provides real-time feedback, ensuring a healthier living environment.