KOIOS Air Purifiers for Home Large Room Up to 2500 sq. ft, H13 HEPA Air Purifier with Washable Filter, PM2.5 AQI, 20dB Sleep Mode, Pet Air Cleaner for Dander, Dust, Pollen, Smoke, Odors, AP2503, White

["Powerful Large-space Purification Capacity: The KOIOS air purifier is engineered specifically for use in large areas of your home. As a powerful home large room air purifier, it delivers an effective airflow of 2,500 square feet per hour, rapidly circulating and cleaning the air in living rooms, large bedrooms, garages, offices, classrooms, gyms, and dance studios — bringing fresh air into your home and refreshing every corner of the space.","PM2.5 Real-Time AQI + Auto Mode: This home air purifier features a PM2.5 sensor, a large display and a 4-color indicator, giving you immediate air quality data so you always know indoor conditions. Auto mode adjusts fan speed automatically based on live readings — less guesswork, more confidence. Whether cooking in the kitchen, playing with pets, or putting kids to sleep — Auto mode detects pollution and adjusts speed instantly.","Washable Pre-filter & Filter Replacement Indicator: The washable pre-filter can be rinsed to cut replacement filter costs. This true H13 HEPA air purifier with activated carbon filter targets dust, dander, smoke, and smells. If you need a pet air purifier or to reduce secondhand smoke, KOIOS AP2503 air purifier is your ideal choice. Note: the filter change light reminds you every 3-6 months, then you could search for B0GTPP3KBR to get genuine filters.","Sleep Mode, Display Off, 1-12h Timer Setting: The air purifiers for bedroom use feature ultra-quiet operation and customizable controls. With a one-touch Sleep mode, noise drops to as low as 20 dB, perfect for light sleepers and nursery use. The 4-speed fan, \"Display Off\" feature, and 1–12 hour timer setting give you complete control over operation. Put your child to bed, tap Sleep mode, and set the timer for 8 hours. The air cleaner runs quietly through the night and auto-off after wake-up. Clean sleep air, zero disturbance.","Thoughtful, Easy-Use Design & Safety Certifications: Every detail is designed for real-life homes. Child Lock, anti-skid pads + rounded corners are friendly for kids, while the removable aroma clip comes with 5 extra pads for a touch of essential oils. A hidden carry handle makes it easy to move between rooms. Quick-swap filter access and an easy control panel make maintenance effortless. Beyond design, this indoor air purifier meets FCC, EPA, CARB, and DOE standards for safety and energy compliance — so you can breathe easy."]