25 Soothing Sounds: White noise, pink noise, blue noise, brown noise, soft fan, big fan, river, rain, campfire, wave, piano and meditation. Suitable for for home, office and travel. The sound rhythm helps you fall asleep.

• 5 Timer Options and Special Design: You can set the timing to 1 hour, 2 hours, 3 hours or 4 hours, and you can also play continuously. And timing makes you sleep better. The design are special and intuitive, the sound name is engraved on the surface of the product, and you can intuitively see the sound you want. Long press the "Timer" button can turn off the light indicator.
• 36 Adjustable Volume Levels: The sound machine has a built-in high-fidelity speaker to make the sound more real and comfortable. 36 volume levels will help stop destructive environmental noises and make you fall asleep more easily and deeper.
• Memory Feature and Portable Size: The previously set volume level, audio track and timer will be remembered when you power on the device again, so you don't have to press buttons all the time! The machine is light with 3.07 inch* 3.07 inch* 1.57 inch and easy to carry, and the design of large buttons allows you to easily change the sounds and turn on/off the light indicators, and the machine is still operating.