Đồ Chơi Cân Bằng Trọng Lực Để Bàn Trang Trí
Feature: 1. An intriguing device that not only demonstrates pendulum motion, but also helps to show the laws of conservation of momentum and energy. 2. When you get bored and feel there is too much pressure, you can put it on your desktop, start it, quietly watching i
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Feature: 1. An intriguing device that not only demonstrates pendulum motion, but also helps to show the laws of conservation of momentum and energy. 2. 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. 3. This cool desk toy will be a good decoration, when you lay it in your office desk or your home desk 4. A mini desktop toy, and you don't need much space to place it. There's no complicated operation, everyone can play. 5. A nice gift for your friends, colleagues or yourself, suitable for birthday gift, Christmas gift, etc. Specification: Item Type: Balancing Toy Uses: Window sills, desktop decoration, etc. Size: Approx. 17.7 x 17.7 x 4.8cm / 7 x 7 x 1.9in (manual measurement, for reference only) Material: Metal Package List: 1 x Base1 x Bracket1 x Balancing Toy
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