EFFECTIVELY MASKS NOISE: Beloved by generations since 1962, is the trusted leader in white noise machines. Our signature sound, reminiscent of a gentle breeze, has helped millions experience better sleep. The effectively blocks out disruptive noises, making it easier for baby to sleep undisturbed wherever you are.SOOTHING SOUNDS and NIGHT LIGHT: Take control of your sound environment and choose from three calming sounds: bright white noise, deep white noise, or gentle surf, and adjust the volume to create the perfect sleep environment for baby. The 's gentle amber LED night light emits just enough of a glow to comfort and guide you in the night without disturbing baby's slumber.USB-RECHARGEABLE: Forget batteries and electrical outlets can operate for up to 24 hours on a single charge (depending on use), and comes with a convenient USB cable for recharging. Please note: This sound machine is intended for portable use and must be turned off and unplugged every 14 days. If not turned off and unplugged, the unit may freeze or experience impacts to performance.COMPACT and PORTABLE: Designed for life on the go, the is the perfect travel companion for any family. At just 3.5" in diameter and 3.8 ounces, this travel sound machine fits perfectly in any diaper bag or backpack and comes with a flexible baby-safe clip for easy fastening to a stroller, car seat, or crib.SIMPLE TO USE and CHILD SAFE: With its one-handed operation and intuitive interface, the is a breeze to use, even when your hands are full. The child safety lock feature ensures settings remain unchanged by curious little fingers, providing consistent comfort for your baby without any interruptions. To clean, simply spot clean or wipe down your unit.