3 IN 1 Cool Mist Humidifier Polymer water mist, controllable night light, USB small fan. Comes with soothing LED light bar and mini fan, you can plug it into USB interface, it can increase the air flow around you and make your skin absorb moisture more effectively. Multifunctional 6 Colors Lighting This is not only a humidifier, but also a controllable night light colorful lamp, USB small fan can also bring refreshment. The colorful lights are the messengers of darkness, so your children will no longer be afraid of the dark, and sleep more at ease under the environment of lights and humidifiers. Colors include: red, green, purple, yellow, pink, white. Auto Shut-off Protection & Noise Reduction Design Our humidifier night light automatically shut-off when the water level is low or 4 hours automatic power-off protection, and new ultrasonic technology supports an extremely quiet working noise. Noise reduction design below 30dB, suitable for pregnant women, children and the elderly. 360 Efficient Humidification Our cool mist humidifier can moisturize the air of continuous operation, 360 uniform humidification, so you can breathe the fresh air even far away from the humidifier, smell the fresh air like you are in a forest. Perfect humidification system for bedroom, living room, nursery room, and even for office, indoor & outdoor. Product features: Essential Oil Compatible, you can directly add some drops of essential oil into the water tank, the humidifier turns to an oil diffuser, allowing you to enjoy the fragrance and relax your mind immediately. Only tap water and mineral water can be used, pure water is not allowed. Adorable cat & fish design, handheld size, even children can easily grasp. A multi-purpose machine, the top comes with a USB expansion port, can be connected to a fan or LED night light. Eye-friendly night light, a cool mist humidifier and colorful night light. High fog technology is used to make water molecules fully diffuse in the air, so as not to produce water droplets back to the display desk. Lightweight & portable, it can be carried around. Perfect for indoor and outdoor use. Use scenarios: bedroom / car / office / living room / dry place