The NIZONI Whisper Quiet Mini USB Humidifier is a compact and portable device designed to provide cool mist for up to 6 hours. With a 9.5oz tank capacity, this mini humidifier is perfect for travel, personal use, in a car, or at home. Its quiet operation and LED lights make it a convenient and stylish addition to any room, like the bedroom. The automatic shut off feature ensures safety and energy efficiency. Powered by a USB connection, this humidifier is easy to use and efficient for improving indoor air quality in small spaces.