Plant Humidifier, Silent Portable Humidifier, 500ml Silent Air Humidifier with Two Adjustable Mist MEasy to UseThe plant humidifier have two mist modes , Press the button for the first time to switch to continuous mist mode; press the button for the second time to switch to intermittent mist. Long press the LED night light for the first time; pressthe button for the second time to switch to the breathing light.Silent Operation ; Night Light: The plant humidifier operates silently when it is working. Two warm yellow lights are built in at night to let you fall asleep peacefully in a comfortableenvironment, maintain indoor air humidity, and create a comfortable environment.Nano-Water Mist: The liquid water sprayed by the mini humidifier is atomized into nano-scale water particles through ultrasonic vibration to keep the indoor air moistand comfortable, Provides the water needed by plants.Long-Lasting Moisturizing: The silent air humidifier can hold a capacity of 500ml. It can be continuously humidified for 12 to 18 hours by adding water. The humidifier can be powered by a USB cable,and it can work for one day after adding water.Safety Protection: When the water level of the humidifier is lower than the warning line, the plant humidifier will automatically cut off the power to avoid dry burning and protect the safety of you and your family/plants.