Description Color Silver Brand Homedics Power Source Adapter,Battery Powered Item Weight 0.5 Pounds Item Dimensions LxWxH 6.5 x 6 x 2 inches 6 Soothing Sounds: Choose from 6 digitally recorded sounds: White Noise, Thunder, Ocean, Rain, Summer Night, and Brook; mimics the natural environment for the most relaxing experience possible Compact & Portable for Travel: The HoMedics Sleep Sound Machine is small and lightweight so it easily fits into your purse, bag, or suitcase; easy to bring your sleep sounds with you wherever you go Helps Your Baby Sleep: Add rhythmic nature noises to your infant’s sleep routine to help them fall asleep faster and stay asleep longer; the stylish design looks great in any room, including a nursery Auto-Off Timer: Play sounds continuously or choose from 3 auto-off timer options: 15, 30, or 60 minutes; plug it into a wall outlet with the AC adapter (included) or use 4 AA batteries (not included) What’s in the Box: (1) HoMedics SoundSpa Portable Compact Travel Sound Machine, (1) AC Adapter, (1) Quick-Start Guide