SAY GOOD NIGHT TO INSOMNIA!!!
This white noise machine creates a perfect peaceful environment for people who want to enjoy better sleep, relaxation and concentration. It allows you to have restful sleep the whole night through by blocking out unwanted background noise. It's great for adults, children and babies who have sleeping problems.

Why is SALEBEST White Noise Machine the Best Choice?
1. Unlike other "White Noise" sound machines, we use naturally recorded, high-definition sounds that constantly evolve and never loop, eliminating all audio repetition.
2. It will help you relax at night, so you fall asleep faster and also to mask annoying external or internal sounds, which tend to wake you from a sound sleep
3. Auto-off timer:15, 30 or 60 minutes and adjustable volume control knob,it's easily portable by inserting 4 x AA batteries.
4. It is compact, can be charged with a USB Cable and won't create airflow, so it's especially great in the wintertime or if dust and allergens are a concern.
5. Premium Quality speakers, you won't hear loops or crackles that so commonly plague machines of lesser quality.

Specification:
Dimension: 4.9 x 2.16 inches
weight: 180 g
sound content: ocean, thunder, soothing music, white noise, summer night, rain, relax, brook, wind
Color : white
Power source: USB or AA battery

Notes:
* Use only the size type of batteries specified.
* Remove used batteries promptly.
* Please remove batteries if using the USB power.

What will you get:
1 x sleep sound machine
1 x USB DC cable(adaptor not included)
1 x User Manual