The Relaxing Ocean Light Projector & Speaker is a durable LED light projection perfect for individuals with Autism in any space. Power by four AA batteries (not included), USB port, or plug directly into the wall. There are 5+ different colorful light projection options available that change with the press of a button. The automatic sleep function adds an hour timer to the projector to save energy. The box includes 1 projector, 1 USB cable, 1 power adapter and 1 audio cable.