Generic Prow Creative Fan Shaped 3 Ball Magnetic Battery Powered 360� Never-Stop Bilateral Rotation Physical Swing Toy Newton'S Cradle  (Multicolor)

PROW Creative Fan shaped 3 Ball Magnetic Battery Powered 360� Never-Stop Bilateral Rotation Physical Swing Toy Newton's Cradle Simple Furniture Decoration 360�Double-Way Rotation:The use of the principle of mutual absorption of the magnet so that balance toy will 360� rolling never stop.Stylish and innovative design, Perfect gift for Christmas, interesting office desk toys. | HOW TO USE:Install the battery then gently sway by finger,the device will start to rotate.Demonstrating the principles of kinetic energy and conservation of momentum. | Using durable plastic as base and sturdy stainless steel as frame it is best decoration for your room,office,instrument room etc. | Touch the top to stop the toy,Powered by 4 x AA batteries (not included),remove the battery when long time no use.If you have been looking for a special desk toy for a long time that you must be like to have one. | In the lovers' opinion the everlasting swing symbolize the never-ending love as well as the eternal love. Funny and useful for those kids who want to learn more about magnet and physics. Working Principle:The use of the principle of mutual attract and mutual exclusive of the magnet making the balance toy keep on swinging. The Symbol of the never-ending love. Specification: Size:160 107 195 mm Batteries:4 AA Batteries(not included) Material:ABS Base+Metal Frame Weight:300g Color:Silver Package include: 1 Fan-shaped perpetual swing object Note: Remove the battery when no long time using. Not for children under 3 years.