Brainstorm Toys E2024 Aurora Northern Lights Projector This Aurora Northern & Southern Lights Projector is a wonderful science toy and party accessory! Project a light show imitating the Northern and Southern lights on walls and ceilings! Battery operated (3 x AA batteries which are not included) and measures 18 cm x 13 cm x 10.5 cm 2 rotating discs are included and it has 8 colour modes to try! This lights projector makes a wonderful Birthday gift for kids!