Ultra-Quiet Ultrasonic Technology: Operating at less than 36db, this humidifier uses advanced ultrasonic technology to disperse a fine, soothing mist, ensuring your environment is humidified without disturbing noise, perfect for use in bedrooms or study rooms. Certified Safe and Eco-friendly: This KUALOOL air humidifier meets stringent EMC, ROHS, and CE standards, ensuring it is safe and environmentally friendly. No high-concern chemicals are used, making it a for your home or . Versatile and User-Friendly: Featuring a dual port design, this humidifier can also be used with essential oils for aromatherapy, enhancing your living space with your favorite scents while purifying the air, ideal for relaxation and stress relief. Efficient and Powerful Humidification: With a capacity ranging from 1.1 to 2.5 liters and a power output of just 3W, this humidifier efficiently disperses mist to cover your space while being -efficient, making it cost-effective over continuous use. Designed for Convenience: The compact and portable design, powered by a 24V USB source, makes it easy to place this humidifier anywhere in your home or . Its from ensures it is built with and care for .