A mini desktop toy, and you don't need much space to place it. There's no complicated operation, everyone can play.
Can swing back and forth, slow down the speed when time passed and finally stop. You don't have to worry about it falling off, it keeps its own balance.
This cool desk toy will be a good decoration, when you lay it in your office desk or your home desk
When you get bored and feel there is too much pressure, you can put it on your desktop, start it, quietly watching its fascinating swings. It can kill time and help you relieve stress.
An intriguing device that not only demonstrates pendulum motion, but also helps to show the laws of conservation of momentum and energy.
