Project ocean waves on the ceiling or walls of any room - in 8 different patterns! Whether you want to simulate calm ocean waves or kick up a crazy light show, this is the ultimate accessory for any sensory environment. Connect to any audio source such as a smartphone or tablet, and get ready to delight eyes and ears with 8 different light shows combined with great sound. Runs on 4 “AA” batteries (not included), USB or AC Adaptor (not included). Includes a micro USB power cable, 3.5mm AUX cable, and instruction.