The humidifier +essential oil diffuser: 2 -in -1 humidifier and essential oil diffuser. The white noise of rain can help you fall asleep quickly. You can also add aromatherapy essential oil (need to bring your own essential oil) to provide the atmosphere of aromatherapy. Colorful atmosphere light: You can design 7 color atmosphere lights or monochrome breathing lights. There are yellow lights, blue lights, colorful switching at , creating a relaxed and comfortable atmosphere, which is conducive to sleep. Large -capacity and power -off protection: The maximum capacity of this rainy cloud and humidifier is 500 ml, and there is no need to add water frequently. When the water level is low, the air humidifier be automatically closed to protect and prevent product damage. Simple operation: Pour in the right water, connect the power supply, the right power button on the right, and start the effect of spraying. In the middle button, the cloud and rain effect is turned on, and the left button