SmartDevil Portable Mini Humidifier, 500ml Small Cool Mist Humidifier with Night Light, Personal Ultrasonic Desk… Price: $38.99 (as of 04/02/2023 18:09 PST- Details)

[Large Capacity & Large Spray] The liquid water is atomized into micron-sized water particles by ultrasonic vibration. The large volume of 500ml and the fine spray are used to increase the air humidity. It is a good companion for air-conditioned rooms.【Note:Humidifier is recommended to use clean tap water or mineral water.Ban to use pure water or distilled water, which will cause water to accumulate in the mist outlet of the humidifier.】
[Silent Operation & Night Light Function] The product is composed of ABS/PP/PC/silicone gel/hardware/electronic components and other materials, which is relatively strong and not easy to be damaged.Silence operation below 30dB allows you to sleep easily in a comfortable and quiet environment. There are two modes of night light function, constant light mode & breathing light mode, you can adjust according to your favorite.
[Automatic power off & Precautions] When the water level of the water tank is lower than the water level probe in the water tank, all spray modes will be automatically turned off to eliminate safety hazards.Before using the humidifier, the entire filter cotton core needs to be completely soaked with water in order to spray normally.Essential oil cannot be added to the humidifier, the oily molecules will block the Atomizing port and the mist will not be sprayed or the mist is relatively small.