Soothing sound machine: 12 soundtracks, including SNOO white noise, lullabies, and more. Customizable nightlight: 8 colors with adjustable brightness that parents can control with a touch. Gentle sleep trainer: Programmable light and sound cues help little ones learn when it’s time to sleep…and when it’s time to rise and shine. Mindful breathing coach: Unique Magic Breathing Tracks use pulsing light and sound to guide parents and children through calming breathing exercises. Easy-to-use app: Set your nighttime, nap, and wake up routines with your phone. Rechargeable and portable: Long-lasting battery allows for all-night and cord-free use. Pediatrician-designed: Created by renowned pediatrician and sleep expert, Dr. Harvey Karp.