Sound Machine, White Noise Machine, with 14 Natural Soothing Sounds, 2 Timer Memory Function, Noise Machine Powered by AC or USB, Sleep Sound Machine

Our White Noise technology could improve your office or library environment by minimizing outside distractions. It could reduce workload stress, improve focus, and provide much needed background noise. The sleep sound machine creates a constant, soothing sound to cover up background noises which calms you down and pulls them to sleep. Product Specifications: Material: PP+ABS Product size: 11.3*11.3*7.1cm Power mode: AC Output power: 5W Voltage: 5V Bluetooth: support Bluetooth connection Packing Specifications Timing: 60min, 120min, loop play Function: timing, music function Battery life: 6-8h (inclusive) Built-in battery capacity: 2000mAh-4000mAh (inclusive) Packaging accessories 1X Sleep instrument 1X Box 1X USB cable 1X Instruction Manual