baby don't cry

You can use anytime day or night when baby cries. Baby in a bad mood will stop crying by special sounds. Simple design and easy to use! Sound variation. Plastic bag. Vacuum cleaner（strong/normal/weak）. Hair dryer. Noodle-slurping noise. Soba-slurping noise. Water flowing. How to use. This application is valuable for a parents being tired with childcare.