Calming Natural Sounds: Choose from 16 soothing sounds including white/pink noise, fan, rain, thunderstorms, forest, crickets, waves, streams, heartbeats, and more, designed to bring relaxation and tranquility. Timer & Memory Function: Select from 30, 60 minutes, or repeat playback timer options. The machine automatically shuts off when the timer ends or loops continuously until turned off. The machine remembers the last sound and volume settings for your convenience. Perfect Sleeping Companion: The sound machine effectively masks background noise, helping babies relax and adults with insomnia. Soft, natural sounds create a calming environment, promoting restful sleep. Portable & Compact: Lightweight and compact, this white noise machine is ideal for home, office, or travel. Take it anywhere to enjoy calming sounds anytime, whether at home or on the go.