Celestial Orbital Permanent Motion Meter

天體軌道永動儀

About this item

• Material: High quality ABS plastics
• Color: silver/multi-color
• 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.
• Product Size 108 x 108 x 240mm
• Suitable for children and adults, very suitable for learning science, killing boring time, releasing stress, it is a good gift for birthdays and holidays.
• It is not only a toy, but also a good desktop decoration. You can put it on the table or shelf, swing it anytime and anywhere, it will be a wonderful view of your home or office.
• It shows the law of conservation of momentum, and friction and damping effects are also observed