Two spray modes: Our humidifier has two spray modes. Click the button to activate continuous spray mode, press the button again to activate intermittent spray mode (stop for 3 seconds) and the third button disables all spray modes. You can choose the mode according to your needs. Seven Color Night Lights: Our humidifiers have built-in colorful LED lights. Press and hold the button for 3 seconds to activate the colorful mood lighting mode, creating a sweet and romantic sleeping atmosphere at night, allowing you to have a more soothing sleeping experience. It can be used as a humidifier, night light and home decoration. Ultrasonic Quiet Operation: Our humidifier adopts ultrasonic technology, and the working sound is less than 30dB, which can create a calm and soothing environment for you, will not disturb your sleep and work, and can also provide you with fresh and clean air. to hydrate For dry skin, keep your living space clean and well hydrated. Auto Shut Off Without Water: The 300ml water tank can provide up to 4-8 hours of continuous working time without frequent water refilling. When the water runs out, the humidifier will automatically turn off, so you don't have to worry damage the device itself or put you in danger. Portable USB Power Supply: Our humidifier is small in size, light in weight and very convenient to carry. The humidifier is USB powered and compatible with any device with a USB port, such as laptops, computers desktops, power banks and outlets. Product size: 83.583.5145mm Water capacity: 300ml Spray speed: 25-35 ml/h