?Quality Service, Safe Products? We provide 365-day satisfaction purchase guarantee, product safety, quality assurance, in order to ensure a perfect user experience, if the product has quality problems, it can be replaced with a new product. ?Auto-Off Timer and Memory Function?iDealSleep sleep machine is used for relaxation, sleep, work, travel, study, meditation, etc.; you can choose to play continuously or Auto-Off Timer, the timer has 3 options: 1 hour, 2 hours, 3 hours, when the playback reaches the time you set, the sound will gradually decrease and stop working. When you use it again, the memory function will restore the sound and volume of the last time you used it, and there is no need to select the sound and volume again. ?Help Baby Sleep?iDealSleep white noise machine provides a variety of sound options, not only white noise suitable for adults, but also lullabies for children. It also adds friendly nature sounds and the sound of mother's heartbeat, so that The baby is like being under the care of the mother, helping the baby to fall asleep peacefully. A sleeping baby not only grows up healthy, but also means more sleep for the whole family. ?Compact and Portable, Easy to Use? The iDealSleep sleep sound machine is small, lightweight, compact and portable. And the simple and clear button design is suitable for any age group, don't worry that the elderly will not use it, it can be easily put into your backpack or suitcase, let you anytime, anywhere Easily carry sleep sounds. ?30 Soothing and Sleeping Sounds?The sound machine has 2 fan sounds such as soft fan, loud fan. 3 white noises such as white noise, brown noise, pink noise. 15 natural sounds like rain, river, brook, sea waves, singing birds, etc. and 10 soothing music such as piano, heart's beating, meditation, etc., designed to imitate the most real white noise to provide the most perfect sleeping experience.Best Sellers Rank: See Top 100 in Health & Household. Connector Type: USB. Item Dimensions LxWxH: 5.14 x 4.91 x 2.05 inches. Music Tracks: White Noise. Power Source: AC Power Adapter. Brand: IDealSleep. Color: Black, White, Wood. Country of Origin: China. : B0BB74JTQY. Manufacturer: iDealSleep. Date First Available: September 20, 2022. Item model number: XB-1. Product Dimensions: 5.14 x 4.91 x 2.05 inches; 11.36 Ounces.