Function Bluetooth Speaker 7 Colors Night Light Design It includes 7 colors changing night light for your choice. Fix on one your favorite color,adjust it’s bright or dark by pressing the buttons. Soft LED lights not only add romantic atmosphere but also can be used as a night light. Adjustable Mist Level Sensitive button helps you easily change its working modes. There are 2 mist modes to choose,high and low. Enjoy Fresh & Fragrant Air Compatible with essential oils,also works as aroma diffuser. The powerful and long-lasting mist helps moisturize the dry air in room improve sleep quality, moisturize skin and alleviate the discomfort. Directly add several drops of essential oil to the water tank,enjoy long-lasting fragrance, relax your mind immediately, fall asleep faster. Quiet It does not generate noise, so you will not be disturbed whether you are sleeping or working. Water Tank -The capacity is 500ml maximum. -Top-fill Design to make filling easier. -Semitransparent water Tank is convenient to observe the surplus water at any time. -Up to 6 hours of continuous operating time with adjustable mist direction and high/low speeds. -Waterless Auto Shut Off