Giới thiệu Bộ Đồ Chơi Quả Cầu Cân Bằng Trọng Lực Trang Trí Bàn Làm Việc

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Decription:
Are you finding a way to relieve stress? This innovative sand pendulum is a good choice for you!
Features:
1. Environmental protection and safe material.
2. Combination of science and art.
3. Drawing pattern.
4. Making your mind and your mood peaceful.
5. Wonderful desktop decoration.
Description:
1. Plastic, sand, iron material, no smell, no fading, environmental protection and safe.
2. The sand pendulum is a combination of science and art. The motion of the sand pendulum consists of two orthogonal harmonic motions. When the two swing planes do not coincide, the sand pendulum will draw various patterns regularly.
3. Give the pendulum power, use its tip to draw patterns on the sand, and see how it creates various soothing patterns on the sand tables, you will be attracted by patterns. If you look near, you will see that different angles produce different graphics.
4. Each time the force released and the angle are different, the resulting pattern is different. Perfect for making your mind and your mood peaceful.
5. This is an elegant desktop decoration for home, office, great for relieving stress.
Notice:
1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement.
Specification:
Type: Sand Pendulum
Material: Plastic, sand, iron, plating
Product size: 39 * 16 * 14cm
Included:
1 x Sand Pendulum