Description:Featuring educational and innovative design, this is also a revolving art on the desk and can make the children have fun.The kinetic art desk toy is really good for relieving stress and developing willpower even when you are just sitting there doing nothing.Made of ABS plastic and metal material, it is safe and durable.Its height is 22cm, width is 15cm, base diameter is 10.5cm.It is suitable for school, house, shop, office and other indoor places.Item Name: Celestial Perpetual MotionMaterial:ABS,MetalBattery Model: 4 X AA Batteries (Not Included)Size:22cmx15cmx10.5cm/8.66inx5.91inx4.13inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Celestial Perpetual Motion