Easy to useAll functions have independent buttons and are clearly marked with the functions they represent, so as long as you hold them in your hand, you will know how to use themBeautiful and compactThe appearance of the white noise machine is a square with rounded corners, about the size of an adult's palm. It is lightweight and does not take up space, making it a very good decoration. There are sound output ports in all four directions at the bottom, making the sound three-dimensional, clear, and comfortable7-color night light+brightness adjustmentThe sound machine has a 7-color adjustable soft night light that can display a single color or continuously change 7 colors, with adjustable brightness. The night light also can be turned off if you are sensitive to light while sleepingSoothing and assisting sleepThe white noise machine has 34 types of sleep aid sounds, including rain, wind, waves, bird calls, fan sounds, campfire sounds, etc., paired with a stereo system, it brings you an immersive auditory experience, helps you soothe emotions, release stress, and promote sleepTiming adjustmentThe noise machine supports 3 levels of timed adjustment and automatic shutdown, which are 30 minutes, 60 minutes, and 90 minutes, and you can freely adjust according to your needs