The White Noise Machine is an advanced device engineered with intelligent touch keys, allowing users to effortlessly turn on/off or change the night light colors at night. & With 30 comfortable sounds to choose from (3 white noise, 2 fan sounds, rain sounds, lullabies, nature sounds, bless song and so on.) , you can easily find the great one to mask unwanted noise and create the great ambiance to relax and unwind. With 32 adjustable volumes settings, ensuring you have a personalized experience every night. & There have 3 Timer, continuously play/1h /2h, the volume of the music will gradually turn down till turn off with the setting time reaching. For the memory function, it can store your preferred sound, volume, night light settings. & :Equipped with 12 night light colors (yellow, gold, lightcoral, pink and so on), and 10 brightness levels for a customized sleep experience that combines soothing sounds with gentle light, allowing you to customize your sleep environment to your preference.- We have a specialized after-sales customer service team online for you to solve your after-sales problems. Enjoy a peaceful night's sleep while knowing that our exceptional after-sale service is always here to assist you.