【28 Soothing Sounds】 Built in 28 soothing sounds, including white noise, fan sound, bird sound, ocean wave, lullaby, and so on, which helps block disruptive environmental noises and let baby fall asleep easier and deeper. 【Colorful Night Light】 Supports various colors night light with adjustable brightness, which can fix color or change color in cycle. Soft night lights that won't irritate babies or disturb their sleep, a good helper for midnight feeding. 【Precise Volume Adjusting & Timer Setting】 Supports precise volume adjusting, 30min/60min/90min timer setting, you can built a comfortable environment freely, very suitable for baby sleeping. Enjoy a peaceful night and sweet dream. 【Built-in Rechargeable Battery】 Built-in 1800mAh large capacity lithium battery, long working time and can be recharged via USB cable conveniently. Portable and lightweight, convenient for home and travel use. The 3.5mm headphone jack offers a more personal space for you in office. Specifications: Color: White Battery Capacity: 1800mA Charging Port: Type-C Input: DC 5V Timer: 30min/60min/90min Soothing Sounds: 28 Item Size: 11 * 14.8cm/ 4.3 * 5.8in Item Weight: 270g/ 9.5oz Packing List: 1 * Sleep Machine 1 * USB Charging Cable