15 Soothing Sleep Sound: The is expertly designed, 15 relaxing . Creates a relaxing sleep atmosphere and refined listening experience. 30 kinds Lighting mode: With 330 kinds Lighting mode to create the perfect atmosphere as a sleep aid , adults or babies. Change the environment around you and as a perfect soothing baby sleep assistance, it is perfect for night time feeds. 4 : The portable noise machine can be played continuously at 15, 30, 45 and 60 min intervals with auto-off settings. Privacy and Concentration: The sleep sound machine can also be used for meditation, yoga, or offices. Simply adjust the volume to cover up conversations, making it perfect for office privacy. Waterproof grade: IP20 Voltage: 5V Power supply mode: USB power supply Power: 1.5W size: 10.6 x 10cm Material: plastic colour: white Package Contents: 1 x 1 x USB Charging Cable 1 x remote control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.