Precisely engineered perpetual motion machine with complex technology and design. Helps promote calm and relieve stress. Practical, interesting, and suitable for children to learn about magnets and physics. Simple and modern design for elegant decor. Perfect gift for various occasions. Plastic material, brick red color, size: 15 x 15 x 10 cm, weight: 288 g. Includes 1x perpetual motion machine. Features 1. Precisely Engineered: The perpetual motion machine is simple in appearance, but the technology and design behind it are quite complex, precisely built and tested to use power to make the ball loop infinitely. 2. Relaxation: The perpetual motion machine keeps us balanced and relaxed, helps promote a sense of calm, use it to relieve stress, call on bored colleagues, or teach young people about physics. 3. Practical and Interesting: The perpetual motion machine is fun and practical, suitable for children who want to know more about magnets and physics, it is a popular science toy for children to learn physics. 4. Widely Applicable: Simple and modern design, the perpetual motion machine is easy to catch children's attention. Create elegant decor for your living room, wall, home, dining room, bar, office, hotel, and outdoor environment. 5. Perfect Gift: The perpetual motion machine can be the best gift for many events, such as housewarmings, birthdays, Valentine's Day, Father's Day, etc. It can be given to our friends, children, family. Specification Material: Plastic Color: Brick Red Size: 15 x 15 x 10 cm Weight: 288 g Package includes: 1x Perpetual Motion Machine