The sound machine has 2 fan sounds such as soft fan, loud fan. 3 white noises such as white noise, brown noise, pink noise. 15 natural sounds like rain, thunder rain, river, brook, sea waves, singing birds, etc. and 10 soothing music such as piano, heart's beating, meditation, etc., designed to imitate the most real white noise to provide the most perfect sleeping experience.

• Compact and Portable, Easy to Use: The sleep sound machine is small and lightweight Compact and portable, and the simple and clear button design is suitable for any age group, don't worry that the elderly will not use it, it can be easily put into your backpack or suitcase, let you anytime, anywhere Easily carry sleep sounds.
• Help Baby Sleep: Our white noise machine provides a variety of sound options, not only white noise suitable for adults, but also lullabies for children. It also adds friendly nature sounds and the sound of mother's heartbeat, so that The baby is like being under the care of the mother, helping the baby to fall asleep peacefully.
• Auto-Off Timer and Memory Function: This sleep machine is used for relaxation, sleep, work, travel, study, meditation, etc.; you can choose to play continuously or Auto-Off Timer，the timer has 3 options: 1 hour, 2 hours, 3 hours, when the playback reaches the time you set, the sound will gradually decrease and stop working.