LIOOBO Electronic Swing Ball Desk Perpetual Motion Toy Kin

This balance mobile kinetic motion toy is great to use in any home or office desktop or table top as a decorative showpiece or as a piece of revolving art for your desk. It is also great for those enthusiastic about science or to demonstrate the laws of physics in science classrooms. Manufactured by LIOOBO. Nice gift for a friend who likes science and physic. Warm Tip: Dear buyer due to lighting effect monitor's brightness manual measurement and etc there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Three-dimensional sense and realism. USB charging or battery powered.