Breathe Fresh and Pure Air with CUCKOO's CAC-I0510FW 3-in-1 H13 True HEPA Air Purifier, Included with an Extra Filter! Experience the refreshing bliss of cleaner, healthier air with CUCKOO's CAC-I0510FW 3-in-1 H13 True HEPA Air Purifier. This advanced purifier employs three stages of filtration to effectively enhance your space's air quality. Key Features: 3-Stage Filtration: With a pre-filter, H13 True HEPA filter, and activated carbon filter, airborne particles such as pet dander, smoke, odor, dust, and more are detected and filtered. For Home Offices, Small Bedrooms, & More: Perfect for small to mid-sized spaces, this air purifier is ideal for home offices, small bedrooms, and kids' rooms, reaching up to 384 sq. ft. (1 ACH). Adjustable Fan Control: Between manual fan speeds or intuitive preset modes, such as Auto+ to automatically adjust fan speed and power off according to the current air quality, enjoy a completely customized purification experience. Sleep Mode: Ensures a restful night by reducing fan speed and dimming the lights, creating a calm and quiet ambiance. Smart Replacement Indicator: Automatically alerts exactly when your air purifier needs a filter replacement - every 4-12 months with regular use. Indulge in clean and healthy air with CUCKOO's CAC-I0510FW 3-in-1 H13 True HEPA Air Purifier!