Warm & Cool Mist Functions: The gentle, warm mist provided by humidifiers is known to deter growth of harmful bacteria, dust mites, and mold; and relieves cough, irritated nasal passages, and throat. Cool mist keeps nasal passages, sinuses, and skin hydrated in hot, dry weather Humidifying Faster: With a super high mist output up to 450ml/hr, moisturizing the dry air faster. Adjustable dual 360° nozzles evenly disperse mist in any direction. This humidifier needs 10 minutes to warm up, and start to product warm mist 15 minutes after pressing the warm mist button. Humidity Sensor & Auto Mode: The Relative Humidity (RH) Indicator and Ambient Temperature Indicator on the display help you keep tabs on your surroundings. Choosing Auto Mode allows the humidifier to self-manage its mist output (within 25-70%RH) based on surrounding temperatures Large 1.45 Gallon (5.5L) Capacity: Large capacity allows for up to 36 hours continuous use in Mist Level 1 of the humidifier. Covers up to medium-size bedroom, living room, or office Touch Control Panel & Remote Access: You can select from 5 cool or warm mist settings; specify a humidity level (30-80%RH); program a timer (up to 12 hours) with the intuitive touch control panel. The included remote also controls all functions on the device for convenience and accessibility Quiet as a Whisper: Ultrasonic air diffusion produces very low noise for a quiet humidification that even babies cannot hear.Covers up to 753 ft² in large room, bedroom, living room, or office. Max Cool Mist Output 300 mL/h. Warm Mist Temp 104°F / 40°C Aroma Diffuser: Choose from one of the many available humidity settings, or transform the humidifier into an aroma diffuser by adding a few drops of essential oil into the aroma box. Comes with 2 aroma pads. Note: DO NOT add essential oil into the water tank and base, or it will cause leakage and stop working. Power Supply - AC 120V, 60Hz Easy to Use and Clean: Equipped and designed with reliable, efficient, quality materials that are safe. Clean the humidifier once a week and the water filter every 6 months to extend product lifetime. Comes with a cleaning brush, 1-year buyer assurance (with a free option to extend it by 1 more year), and lifetime support from Levoit. Note: DO NOT let water enter the air vent while cleaning the humidifier