Description: 
An incredible contraption and a lesson in basic physics Material solid and not easily damaged. This display of kinetic energy will take you on a ride and keep you mesmerized for hours. After installing 4 batteries, move lightly, it would keep going on rocking around Very creative design, modern home decoration. Once you put together the orbital, give it a little push, and its magnet will interact with the battery, causing the atom-like orbital to spin and swing like a rhythmic metronome. Can be beautiful put anywhere. No matter at home, living room, study or office table, it would be a beautiful scenery, because of the decorative and creative design. 
 
Specification:
Material: Plastic + Metal
Colour: Black And Silver
Size: 22cm x 25cm/8.66" x 9.84" (Approx.)
Battery Supply: 4 x AA Batteries (not included) 
 
Package included: 1 x Perpetual Motion Machine