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Balance Toy, Automatic Swing Motion Perpetual Motion Model Art Balance Toy for Desk Stainless Swings Steel Sculpture Model for Perpetual Motion Desk Toy
Perpetual motion is the concept of a device capable of moving indefinitely without an external source of power. It's motion is self-propelled and continuous for great lengths of time. Infinite motion is not currently possible because of the laws of thermodynamics, however, you can experience and be amazed at just how long this device will continue to swing after the first drop. This is the perfect desk toy to impress Colleagues and clients alike! Perfect for your office or room decor. It will keep you and anybody else who watches it mesmerized for hours. Specification Material Iron & Plastic Weight Battery 4* AA Batteries (NOT included) Color

Price is $12.00

Price: $11.79