Q3 Portable Baby Sleep Machine

Features:
Cancel out any noise pollution to give you a quiet space and relax your body and mind.
Creates a comfortable sleeping atmosphere, achieving deep sleep.
Help babies and young children fall asleep faster and stay asleep longer, which is helpful for their development.
Also helps you focus your attention in study and work.
Built-in 10 sleep song which are carefully selected.
Lanyard design, can be hung up to save space.
Built-in 300mAh battery-capacity, supports using for 23 hours.
Compact size, can be easily packed up and brought along for your travel.