Air Purifier for Home Large Room 2800 Ft², H13 True HEPA Double-Sided Air Purifiers for Home Pets with Washable Filters, PM 2.5 Air Quality Sensor, Air Filter Cleaner for Bedroom, Dorm, Office

[Smart Air Quality Monitor & Auto-Adjusting Mode]: The air cleaner features a built-in PM2.5 sensor that tracks real-time air quality, displaying results on an intuitive screen. In Smart Auto Mode, the large room air purifier automatically adjusts fan speed to maintain optimal air purity, ensuring you always breathe safely [2 Washable Pre-Filters & Filter Replacement Alert]: Designed for convenience, this H13 True HEPA air purifiers for home includes 2 reusable pre-filters that trap dust, pet hair, and dander, prolonging the main filter’s lifespan. A smart indicator alerts you when it’s time for a replacement, guaranteeing consistent performance [Whisper-Quiet 20dB Night Mode & Customizable Timer]: Perfect as air purifiers for bedroom, this model C300 offers 5 modes, including a near-silent Sleep Mode (as low as 20dB) with a darkened display for undisturbed rest. Set the timer for 2, 4, 6, or 8 hours to match your sleep schedule