Ultra sound effects machine Help people sleep well

Apparatus for those who have problems with sleep.
Generator of ultra sound waves, specially designed to cause a deep sleep.

keep you away your insomnia with ultra sound effects machine portable Help people sleep well

Product Features
1. Adopt Unique High Performance Chipset
2 Built-in 5W driver
3. 21 kinds of Sound Options
4. Help people sleep fast and well, especially for Baby and elder