General description The Mini USB Ultrasonic Humidifier is designed to enhance your comfort by adding moisture to the air. With a 300ml water tank, it can operate for up to 4-6 hours, making it ideal for bedrooms, offices, and even in your car. This humidifier features a soothing 7-color nightlight, providing a relaxing atmosphere while you sleep or work. Technical specifications Water tank capacity: 300ml Operating time: 4-6 hours Noise level: less than 30 dB Usage Offers continuous and intermittent mist modes for customizable humidity levels. Powered by USB, allowing for versatile use with laptops, cars, or standard USB charging pads. One-button control for easy operation. Other information Ideal for alleviating dry air conditions, especially in winter or air-conditioned environments. Helps hydrate skin, reduce stress, and improve breathing.