Automatic rotating wave projection screen: The projector inside the screen has a wave shape, while the exterior is a smooth surface. Remote control and touch sensor: Ocean wave night lamp projector with remote control and touch sensor buttons, allowing you to turn the lamp on/off freely, adjust brightness settings, control volume, and set automatic shutdown timers. Adjustable 45-degree viewing angle: The projector lamp can be tilted 0-45 degrees based on your needs, projecting upright or angled light in various directions. Perfect for all festive decorations for children to create a pleasant and relaxing bedtime experience. Great gift option: This elegant and functional projector night lamp is suitable for family and friends, helping you build a cozy and comfortable atmosphere before bedtime while allowing your children and family to enjoy a comfortable sleep. Built-in music player and ambient ocean sounds: Projector night lamps can easily connect to portable music players via an Aux-in cable (included), such as iPod, iPad, iPhone, smartphone, MP3 player, laptop, or desktop computer. The built-in TF card slot (TF card excluded) allows you to store your favorite music in the projector. The mood lighting projection features 4 types of natural sounds that create a calming and soothing environment like nature.