📦BRAND NEW IN BOX📦 🚫NO LOCAL PICKUP🚫 🚚FREE SHIPPING🚚 💳PAYPAL|STRIPE|AFTERPAY ACCEPTED💳 🛒PAPALOVEYS🛒 High-Efficiency Air Purifier: The CADR rating of the A8 is 135 CFM (220m³/h), which means that it can purify a room up to 430 ft² and circulate room air over 3 times per hour. Advanced 4-Stage Filtration System: Equipped with 4 levels of filtration system - Pre-filter, Nano Filter, Activated carbon filter, H13 True HEPA filter, the A8 air purifier can capture 99.97% of airborne particles as small as 0.3 μm,such as dust, pet dander, smoke, pollen, odors, etc. Timer and Schedule: Schedule the start time, end time, or customize various fan speed for the different time periods through the app. if you want to set timer, please follow the prompts to connect the air purifier to the phone. Air Quality Sensor: With a built-in sensor design, it can detect the air quality and show different colors according to the quality of the real-time air. The green light means good air quality, red light means very bad air quality, and the yellow light means bad air quality, with which you can feel the change of the air quality clearly.