• ◇ ◆ ◇ Fan-shaped perpetual motion instrument is a rotating artwork on your desk. There are rudder-shapes, dolphins and other shapes. Once it starts, it will keep moving until you stop it. You and your friends will feel in love with it for the first sight

• ◇ ◆ ◇ This classic desktop toy is a great office decoration or executive gift. Pick one for yourself or anyone who needs a little bit of desktop entertainment.

• ◇ ◆ ◇ Physics Education Toy: This Newton's cradle balance ball Toy is a good practice of physics in action demonstrates the principles of kinetic energy and conservation of momentum.

• ◇ ◆ ◇ Cool Desk Decor: Suit for both kids and adults, excellent for killing boring time and stress release. It's not only a toy, but also a good desk decor for office or home. You will like it!

• ◇ ◆ ◇ Operating principle: once you start the toy with your hands, this toy will not stop until it runs out of the battery (batteries are not provided)

◇ ◆ ◇ Fan-shaped perpetual motion instrument is a rotating artwork on your desk. There are rudder-shapes, dolphins and other shapes. Once it starts, it will keep moving until you stop it. You and your friends will feel in love with it for the first sight

◇ ◆ ◇ This classic desktop toy is a great office decoration or executive gift. Pick one for yourself or anyone who needs a little bit of desktop entertainment.

◇ ◆ ◇ Physics Education Toy: This Newton's cradle balance ball Toy is a good practice of physics in action demonstrates the principles of kinetic energy and conservation of momentum.

◇ ◆ ◇ Cool Desk Decor: Suit for both kids and adults, excellent for killing boring time and stress release. It's not only a toy, but also a good desk decor for office or home. You will like it!

◇ ◆ ◇ Operating principle: once you start the toy with your hands, this toy will not stop until it runs out of the battery (batteries are not provided)