Features 1、18 SLEEP AID SOUNDS: This sleep aid device provides 18 soft sleep aid sounds, allowing babies to enjoy different sleep experiences and adapt to more scenarios. 2、6 SELECTION BUTTONS: This device has 6 sound selection buttons, each corresponding to 3 sleep aid sounds, easy to select the appropriate sound according to needs. 3、VOLUME CONTROL KNOB: Using knob to easily adjust the volume, turn on or off the machine, this sleep aid device has convenient operation and strong practicality. 4、TIMING SETTINGS: This white noise machine supports 15 minute, 30 minute, and 60 minute timing settings, allowing for free control of sleep assistance time. 5、HOUSEHOLD USE: The baby sleep soother can be placed on the bedside or any desktop, providing you and your baby with excellent sleep environment. Specification Item Type: Sleep Aid Device Material: Plastic, Electronic Components, Cloth Product Size: Approx. 14 x 14 x 4.5cm / 5.5 x 5.5 x 1.8in Battery: 3.7V Lithium Battery 1200mAh (built in battery) Package List 1 x Sleep Aid Device1 x Charging Cable Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. YJL official store