Immerse yourself in better sleep with the Homedics® Sleep Better Portable Sound Machine with Night Light. Features 12 Soothing Sounds, including White Noise, Brown Noise, Pink Noise, Thunderstorm, Rain, Campfire, Shhhh, Tibetan Bowl, Brook, Ocean, Summer Night, and Seaside. Designed with an ultra-portable design, this compact and lightweight sound machine easily fits into your purse, tote, or suitcase, allowing you to bring your sleep sounds with you wherever you go. Help your baby sleep better with rhythmic nature noises that promote faster sleep onset and longer sleep duration. Customize the experience with 4 sleep optimized night lights, plus the auto-off timer lets you play sounds continuously or choose from 30, 60, or 90-minute settings. Use the included AC adapter to plug it into a wall outlet or opt for 4 AA batteries (not included) for on-the-go convenience.