Feature: 1. Durable and Reliable: The white noise machine is made of safe and reliable material, featuring an attractive wood texture design, ideal for parents and babies. 2. White Noise Function: The sound machine incorporates a built in white noise function to aid babies to sleep and improving overall sleep quality. 3. Built in Bluetooth: The sleep machine features Bluetooth connectivity that allows you to play your baby’s favorite music, creating a comfortable sense for sleep. 4. Multiple Sound Mode: The white noise sound machine features various sound options including sounds of the ocean, rainfall, and more catering to diverse needs. 5. Lightweight and Portable: Compact and lightweight, the baby sound machine is perfect for use at home, in the office or for travel, ensuring a premium night's sleep wherever you are. Specification: Item Type: White Noise Sound Machine Material: ABS Battery Type: Lithium Battery Battery Nominal Capacity: 300mAh (Shipped with Built in Battery). Package List: 1 x White Noise Sleep Machine1 x User Manual1 x Charging Cable