Princess musical lamp, the perfect product to decorate a child's room. Functions: night light, star projector, 4 songs included, wireless connection, crying detector, adjustable volume, automatic shutdown after 30 minutes, USB cable, one week autonomy (30 min/day). When you turn it on, the images rotate under the child's amazed gaze, creating a peaceful atmosphere. The USB cable is used for charging. Star projector: Once activated, this function allows the lantern to project stars onto the ceiling. Ideal for providing a nighttime atmosphere The starry sky of a child's bedroom.Music function: A wonderful melody, the volume of which can be adjusted, will help your child fall asleep: either choose a melody from the 4 recorded ones, or you can broadcast your favorite music directly via the wireless function, using a smartphone or tablet. Recorded melodies: 2 Swan Lake (Tchaikovski) / Twinkle, twinkle little star / Natural music of the waves.Cry detector: If your child cries, the cry detector will project stars and automatically plays to soothe. While your child sleeps, the night light saves battery power! Rechargeable battery: The lamp has a battery that allows autonomy for 5 days, for 30 minutes of use per day. The USB cable is used for charging. Recommended from birthDimensions: 17 x 17 x 18.5 cmMaterials: plastic and wood