White Noise Machine - Portable Sleep Sound Machine for Sleeping - 26 HiFi Soothing Sounds - Timer and Memory Function - Dual Power and USB Output Port - Sleep Therapy for Baby, Kid, Adult

Timing & memory functions It offers unlimited playback and 30, 60, and 90 minutes auto-off timer options, which are ideal for nap, relaxation, meditation and concentration. When the white noise machine is always powered on, it will remember your settings and automatically restore the previous volume, sound and settings when you turn it on again. Supports headset insertion & powering mobile phones The white noise machine supports 3.5 mm headphone access. Allows you to have a private space without disturbing others while studying or traveling. The back of the product is equipped with a 5VUSB charging port, which can supply power to electronic devices such as mobile phones while charging. Dual power & portable size You can use our complimentary adapter or be powered by 3 "AA" batteries (not included). The noise machine is small in size and light in weight, and can easily fit in your backpack or suitcase. You don't have to worry about having difficulty falling asleep during the journey. It will be your perfect companion when traveling.