Imulation Milky Way Annularity Model Electronic Perpetual Motion Toy

Magnetic swing:Just like a 3D globe,fitted with 4*AA batteries (NOT include), gently push the outside circle with your fingre,it will swing back and forth non-stop swing,inside the circle will also irregularly swing together. Simple to assemble components:Silver rings continuously spin around a central sphere. This kinetic sculpture has several brightly colored metallic balls rotating like a Ferris wheel.

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