This is a kind of fine quality sleep machine, built-in 9 kinds of white noise for help enhance your sleep quality. The white noise can help comfort your baby and give him a sense of safety like mother, and you can enjoy your sleep. Perfect for babies, restless sleepers, shift workers, students, spouses of snorers to get deep and uninterrupted sleep. You can have a try.

Features:
4 AA battery powered supply, or 5V DC USB cable, you can choose according to your demands.
3.5mm standard earphne interface, you can connect it to ear phone and without disturb others.
Perfect for babies, restless sleepers, shift workers, students, spouses of snorers to get deep and uninterrupted sleep.
A delicate gift for your families and friends.
Note: all this product only works as auxiliary function, if you want to sleep well every night, you'll have to take care of your body, and go to sleep early, this is one of those obvious tips that no-one seems to follow.

Specifications:
Name: Sleep Machine
Material: ABS
Color: white
Powered by: 4 * AA battery (excluded) / USB
Voltage: 5V DC, 300mAh
Roted power: 1.5W
Item size: 125 * 125 * 55mm / 4.92 * 4.92 * 2.17in
Item weight: 180g / 6.35ounce
Package size: 165 * 160 * 63mm / 6.50 * 6.30 * 2.48in
Package weight: 260g / 9.17ounce

Package list:
1 * Sleep Machine
1 * USB Cable