Reclaim large indoor rooms with H13 True HEPA filtration and smart control. The Levoit Ve - Sync Core 600S Smart True HEPA Air Purifier completely filters a 635 ft² room 5x per hour, sending real-time air quality updates right to your phone. Key Features 3-Stage Filtration Trap the allergens you can and can’t see with premium filtration, maintaining healthy air quality with ease. Refresh Extra Large Spaces The Core 600S makes a powerful difference in a matter of minutes. Vortex - Air Technology Combines aerodynamic design, curved fan blades, and raised vents to efficiently and quietly refresh your air. Automatic Convenience No need to crawl out of bed—the Light Sensor turns off display lights when it senses a dark room. Additionally, Auto Mode won’t use high or turbo fan speeds to keep noise levels low. Fresh Air, the Smart Way A host of smart features lets your stay on top of your air quality at all times. Quiet - KEAP Technology Go to sleep with peace of mind, knowing you'll wake up to a fresh room in the morning. In Sleep Mode, the air purifier runs at just 26d - B. Voice Control Connect to Amazon Alexa or Google Assistant to control the smart air purifier when your hands are full.