Description White Noise Machine Baby Sleep Sound Machine Plays 9 Sounds Kids Sleep USB rechargeable Baby Sleep White Noise Machine with 9 different sound variations. Getting the baby or a kid to fall asleep sometimes can be a real challenge. The white noise helps soothe the baby or child to help them fall asleep more easily. With 9 different types of sounds to choose from, this white noise machine is suitable for various preferences. The different sounds featured in this white noise machine are: white noise, wave sound, birdsong, waterfall, cricket sound, heartbeat, and 3 lullabies. Since the white noise machine - sleep sound machine is portable, it makes a great travel companion, especially for helping children who have difficulty sleeping to relax. FEATURES: 9 kinds of smooth and natural sounds. Portable design: It takes up minimal space on a bedside table and can be easily placed into a bag or suitcase, making it ideal for travel. Not just for sleep: our white noise sound machine not only masks background noise and improves sleep quality, but is also suitable for use at home, in the office, in a dorm, in a baby nursery, or anywhere you need a calming environment. Automatic shutdown timer: This white noise machine can play continuously all night, or you can set the auto-off timer for 15, 30, or 60 minutes to conserve power. (light display). It features a light display that can help guide relaxed breathing over 10 minutes to assist in body relaxation. It features a built-in lithium battery and USB charging. It can operate continuously for up to 36 hours on a full charge. Product Specification: Type White Noise Machine Input DC5V=0.8A Rated Power 1W Battery Capacity 1200mAh Charging Time Approximately 1.5 hours Size 3.54x3.54x1.22inch (80x80x31 mm) Working Time 15-30 hours Battery Cycle Life 500 cycles Package Included 1 x White Noise Machine 1 x USB Charging Cable