Tera LED Amazing Magic Rainbow Projector Night Lamp Light for Bedroom Living Room Children Room Kindergarten Classroom Playroom Suitable for bedroom, living room, children room, kindergarten, classroom, playroom, etc. Turn your child's room into a peaceful, beautiful night time wonderland. Helps her/him to feel safe and serene automatic 10 minutes shut off Dimension: Approx. 23.2x13.5cm(9.1x5.3in) Two modes, Mode 1 turns rainbow on at once and Mode 2 turns rainbow on once color at a time Use 4 AAA alkaline batteries (not included);Product contains small parts. Not for children under 3 years