Ultrasonic Technology: Ensures super quiet, consistent operation no matter the setting so your living space is evenly humidified with healthy, soothing mist. Prevents chapped skin during winter or when in dry locations.Large Capacity: Made of high-quality materials with no hazardous plastics,hat can produce mist for up to 10 hours straight with minimum flow or up to 8 hours with maximum flow.Automatic Shut-Off: Certified Safe to Use As The Automatic Shut Off Safely Turns The Humidifier Off If The Water Level Is Low Or If The Water Tank Is Removed.Easy to Use: This cool mist Humidifiers use tap water, Humidify your living space to prevent dry, that can lift your mood and relieve stress from Stressful and tired day.Compact and portable: Designed to be portable, easy to carry, so you can put it into your handbag, moisturizing your skin at anytime anywhere, such as office,flights, outdoor, dressing room and so on.