Homedics SoundSleep White Noise Sound Machine, Silver, Small Travel Sound Machine with 6 Relaxing Nature Sounds, Portable Sound Therapy for Home, Office, Nursery, Auto-Off Timer, by Homedics Features & details White Noise Sound Machine: The Homedics White Noise Sound Machine includes 6 digitally recorded relaxing sounds designed to mimic the natural environment: White Noise, Thunder, Ocean, Rain, Summer Night, and Brook Compact and Portable: This portable sound machine is lightweight, compact, and easily fits into your purse, bag, or suitcase Baby Sleep Aid: Add these rhythmic sounds to your baby’s sleep routine to help them fall asleep faster and stay asleep longer; it makes the perfect baby sound machine